Expansion of International Air Cargo at CIAL- HVAC Works

Amount

Laying and Jointing PVC Pipe. Heading

SECTION -I - PART I - HVAC SYSTEM

This BOQ shall be read in conjunction with technical specifications, drawings, standards and requirements.

Chiller Unit

Design and Supply of End suction top discharge centrifugal pump-set for rated continuous duty and efficiency, motor, bronze Impeller, common base frame, coupling , Inertial bases and vibration isolators and mechanical seal for recirculation of Chilled water. The pump motor shall meet energy efficiency class as per ECBC+ requirements(min. IE3), be suitable for 415 + 10% volts, 50 cycles, 3 phase, TEFC & Class F insulation complete with Power cabling, necessary panels & starter . Pump set should be complete in all respects as per the technical specifications and shall suit following capacities. Primary pump Chilled water pump set of capacity 240 GPM at 15M head (One Working + One standby)

Installation, testing and commissioning of End suction top discharge centrifugal pump-set for rated continuous duty and efficiency, motor, bronze Impeller, common base frame, coupling , Inertial bases and vibration isolators and mechanical seal for recirculation of chilled water. The pump motor shall meet energy efficiency class as per ECBC+ requirements(min. IE3), be suitable for 415 + 10% volts, 50 cycles, 3 phase, TEFC & Class F insulation complete with Power cabling, necessary panels & starter . Pump set should complete in all respects as per technical specification including R.C.C foundation along with PCC/RCC sub base with bolts and nuts and finishing the slabs or any opening etc good as same and shall suit following minimum complete in all respects as per the technical specifications and shall suit following capacities. Primary pump Chilled water pump set of capacity 240 GPM at 15 M head (One Working + One standby)

Design ,Supply of End suction top discharge centrifugal pump-set for rated continuous duty and efficiency, motor, bronze Impeller, common base frame, coupling , Inertial bases and vibration isolators and mechanical seal for recirculation of chilled water. The pump motor shall meet energy efficiency class as per ECBC+ requirements(min. IE3), be suitable for 415 + 10% volts, 50 cycles, 3 phase, TEFC & Class F insulation complete with Power cabling, necessary panels & starter . Pump set should complete in all respects as required by the technical specification and shall suit following minimum capacities. Secondary pump Chilled water pump set of capacity 240 GPM at 30 M head (One Working + One standby)

Installation testing and commissioning of End suction top discharge centrifugal pump-set for rated continuous duty and efficiency, motor, bronze Impeller, common base frame, coupling , Inertial bases and vibration isolators and mechanical seal for recirculation of chilled water. The pump motor shall meet energy efficiency class as per ECBC+ requirements(min. IE3), be suitable for 415 + 10% volts, 50 cycles, 3 phase, TEFC & Class F insulation complete with Power cabling, necessary panels & starter . Pump set should complete in all respects as required by the technical specification including R.C.C foundation along with PCC/RCC sub base with bolts and nuts and finishing the slabs or any opening etc good as same and shall suit following minimum capacities. Secondary pump Chilled water pump set of capacity 240 GPM at 30 M head (One Working + One standby)

Supply of VARIABLE SPEED PUMPING SYSTEM control panel with IP41 Protection consisting of variable frequency drive (VFD) for each Chilled water secondary pump (2 No's VFD shall be included in panel and space provision for one number of future pump VFD ), one dedicated microprocessor based pump controller with parallel pumping software duly installed, multiple differential pressure sensor / transmitters(Differential pressure sensor / transmitters shall be completely self contained units capable of relaying transduced process variable accurately up to 2500ft away without need for any additional power source. ) as per the site requirement. Multi Pump Controller shall be listed by and bear the label of Underwriter’s Laboratory Inc (UL). Multi Pump Controller shall have programs to safeguard the system against the following conditions. Pump flow surges, System Hunting, End of curve protection. Multi Pump Controller shall have program function to accept the pump curve data for optimizing the system performance in terms of energy consumption. Multi Pump Controller shall be capable of controlling up to six pumps in parallel, and capable of displaying the readout in two lines of forty 0.25” backlit LCD super twist characters. The entire VARIABLE SPEED PUMPING SYSTEM shall be suitable for Secondary Chilled Water pumps .The VARIABLE SPEED PUMPING SYSTEM shall be compatible with BACNET/ IP etc, complete in all respects as per the technical specifications.

Installation, testing and commissioning of VARIABLE SPEED PUMPING SYSTEM control panel with IP41 Protection consisting of variable frequency drive (VFD) for each Chilled water secondary pump (2 No's VFD shall be included in panel and space provision for one number of future pump VFD ), one dedicated microprocessor based pump controller with parallel pumping software duly installed, multiple differential pressure sensor / transmitters(Differential pressure sensor / transmitters shall be completely self contained units capable of relaying transduced process variable accurately up to 2500ft away without need for any additional power source. ) as per the site requirement. Multi Pump Controller shall be listed by and bear the label of Underwriter’s Laboratory Inc (UL). Multi Pump Controller shall have programs to safeguard the system against the following conditions. Pump flow surges, System Hunting, End of curve protection. Multi Pump Controller shall have program function to accept the pump curve data for optimizing the system performance in terms of energy consumption. Multi Pump Controller shall be capable of controlling up to six pumps in parallel, and capable of displaying the readout in two lines of forty 0.25” backlit LCD super twist characters. The entire VARIABLE SPEED PUMPING SYSTEM shall be suitable for Secondary Chilled Water pumps .The VARIABLE SPEED PUMPING SYSTEM shall be compatible with BACNET/ IP etc, complete in all respects as per the technical specifications.

Air Handling Units

Manufacturing ,Supply of factory built ceiling mounted chilled water double skin type air handling unit of 1600 cfm ( 4TR) made of 25mm thick panels consisting of pre plasticized G.I. casing of thickness 0.8mm outside layer and 0.8 mm inside layer with polyurethane foam (PUF) insulation factory injected between them by injection moulding machine, complete with blower section with blower suitable for static pressure as required, cooling coil section with aluminium finned copper tubes (tubes thickness not less than 0.5mm) cooling coil of 4 row deep, filter section with 50mm thick metal viscous/ washable synthetic type air prefilters, Plug fans meeting energy efficiency class as per ECBC+ requirements(min. IE3) , UV Emitters with reflectors to be fixed on the coil surface with removable extruded aluminium frames. UV emitters shall be minimum 12 watt / sq.ft. of coil surface area for equal distribution. drain connections, stainless steel (18G) drain pan with PUF insulation, , auto purge valve wherever required, necessary vibration isolation arrangement etc. complete ,CSU Shall be inclusive of with power cabling , starter panels and & necessary controls for PIBCV as per technical specification.(Minimum External Static Pressure of 25 mm wc )

Installation ,testing and commissioning of factory built ceiling mounted chilled water double skin type air handling unit of 1600 cfm ( 4TR) made of 25mm thick panels consisting of pre plasticized G.I. casing of thickness 0.8mm outside layer and 0.8 mm inside layer with polyurethane foam (PUF) insulation factory injected between them by injection moulding machine, complete with blower section with blower suitable for static pressure as required, cooling coil section with aluminium finned copper tubes (tubes thickness not less than 0.5mm) cooling coil of 4 row deep, filter section with 50mm thick metal viscous/ washable synthetic type air prefilters, Plug fans meeting energy efficiency class as per ECBC+ requirements(min. IE3) , UV Emitters with reflectors to be fixed on the coil surface with removable extruded aluminium frames. UV emitters shall be minimum 12 watt / sq.ft. of coil surface area for equal distribution. drain connections, stainless steel (18G) drain pan with PUF insulation, auto purge valve wherever required, necessary vibration isolation arrangement etc. complete ,CSU Shall be inclusive of with power cabling , starter panels and & necessary controls for PIBCV as per technical specification.(Minimum External Static Pressure of 25 mm wc )

Fan Coil Units

DX- Hiwall Unit

Supply of minimum 2.0 TR capacity Hi wall inverter Split air conditioning unit (Indoor and Outdoor Unit) complete with suitable capacity drive motor, air cooled condenser with all accessories, hermetically sealed scroll/rotary compressor, outdoor unit and hi wall units for single phase 230 V supply minimum 3star rated as per BEE and with suitable stabilizer with necessary supports vibration isolators suitable as required as per manufacturers recommendation ,suitably sized copper refrigerant piping as per relevant ASHRAE Standards (both suction and liquid piping) including 19mm thick closed cell elastomeric insulation as per specification interconnecting indoor & outdoor units with required pipe fittings and accessories like Bends, Tees, reducers, supports finished with factory laminated 7 mils glass cloth and one coat of fungicidal protective coating, necessary power/control cabling, suitably supported on trays/ split clamps etc., CPVC condensate drain pipe 6kg/sq.cm of suitable dia connecting the drain pan of the indoor units to nearest drain point with U-trap, insulated with 12mm thick closed cell elastomeric insulation with factory laminated 7 mils glass cloth and one coat of fungicidal protective coating as per specification required pipe fittings and accessories like Bends, Tees, reducers, supports, clamps, suitably supported on trays/ clamps etc first charge refrigerant gas R32/R410A/R407C, cordless remote etc. complete in all respects as per technical specifications .

Installation testing and commissioning of minimum 2.0 TR capacity Hi wall inverter Split air conditioning unit (Indoor and Outdoor Unit) complete with suitable capacity drive motor, air cooled condenser with all accessories, hermetically sealed scroll/rotary compressor, outdoor unit and hi wall units for single phase 230 V supply minimum 3star rated as per BEE and with suitable stabilizer with necessary supports vibration isolators suitable as required as per manufacturers recommendation ,suitably sized copper refrigerant piping as per relevant ASHRAE Standards (both suction and liquid piping) including 19mm thick closed cell elastomeric insulation as per specification interconnecting indoor & outdoor units with required pipe fittings and accessories like Bends, Tees, reducers, supports finished with factory laminated 7 mils glass cloth and one coat of fungicidal protective coating, necessary power/control cabling, suitably supported on trays/ split clamps etc., CPVC condensate drain pipe 6kg/sq.cm of suitable dia connecting the drain pan of the indoor units to nearest drain point with U-trap, insulated with 12mm thick closed cell elastomeric insulation with factory laminated 7 mils glass cloth and one coat of fungicidal protective coating as per specification required pipe fittings and accessories like Bends, Tees, reducers, supports, clamps, suitably supported on trays/ clamps etc first charge refrigerant gas R32/R410A/R407C, cordless remote etc. complete in all respects as per technical specifications .

Pressurisation Unit

Supply of Pressurisation unit complete with (1W+1S) pump (10 US GPM, 25 mm WG),IP 55 Control panel, pressure transmitter, interconnecting piping and wiring complete in all respect as per technical specifications

Installation, testing and commissioning of Pressurisation unit complete with (1W+1S) pump (10 US GPM, 25 mm WG),IP 55 Control panel, pressure transmitter, interconnecting piping and wiring complete in all respect as per technical specifications

Air Separator

Supply of Air separator 150 mm dia PN 16 complete in all respect as per technical specifications

Installation, testing and commissioning of Air separator 150 mm dia PN 16 complete in all respect as per technical specifications

Closed Expansion Tank

Supply of closed Expansion tank 300 litres PN 16 with safety valves and fittings complete in all respect as per technical specification.

Installation, testing and commissioning of closed Expansion tank 300 litres PN 16 with safety valves and fittings complete in all respect as per technical specification.

Automatic Chemical Dosing system

Supply of Automatic Chemical Dosing system for chilled water with conductivity meter suitable for range upto 2000µs/cm, electronic dosing pump, chemical tanks and controller complete in all respect as per technical specification.

Installation, testing and commissioning of Automatic Chemical Dosing system for chilled water with conductivity meter suitable for range upto 2000µs/cm, electronic dosing pump, chemical tanks and controller complete in all respect as per technical specification.

PREINSULATED CHILLED WATER PIPING

Supplying of pre insulated chilled water piping of 150 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The Item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of pre insulated chilled water piping of150 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket , MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

Supplying of pre insulated chilled water piping of 125 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps,, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of pre insulated chilled water piping of 125 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The Item shall be complete in all respects as per technical specifications.

Supplying of pre insulated chilled water piping of 100 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of pre insulated chilled water piping of 100 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The Item shall be complete in all respects as per technical specifications.

Supplying of pre insulated chilled water piping of 80 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of pre insulated chilled water piping of 80 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The Item shall be complete in all respects as per technical specifications.

Supplying of pre insulated chilled water piping of 65 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of pre insulated chilled water piping of 65 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The Item shall be complete in all respects as per technical specifications.

Supplying of pre insulated chilled water piping of 50 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of pre insulated chilled water piping of 50 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The Item shall be complete in all respects as per technical specifications.

Supplying of pre insulated chilled water piping of 40 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of pre insulated chilled water piping of 40 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket inside the trenches MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The Item shall be complete in all respects as per technical specifications.

Supplying of pre insulated chilled water piping of 32mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket , MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of pre insulated chilled water piping of 32 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket , MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

Supplying of pre insulated chilled water piping of 25mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket , MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of pre insulated chilled water piping of 25 mm dia pipes (with 50 mm thick insulation ) with injected rigid polyurethane foam(CFC free) between the carrier pipe and outer protective HDPE jacket , MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, supports (with necessary vibration isolators ) etc. as per technical specifications and as required. Note : The Pipes of sizes 150mm & below shall be M.S. ‘C’ class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. The HDPE pipe will be as per IS 4984 with PN 2.5 rating of PE 80 material. The insulation is with 36 kg per cum PUF. The item shall be complete in all respects as per technical specifications.

MS Piping

Supply of 150mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of150mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Supply of 100mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of 100mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Supply of 65mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, PUF support inserts with clamps, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of 65mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Supply of 50mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of 50mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Supply of 32mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of 32mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Supply of 25mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Laying/ fixing, testing and commissioning of 25mm dia pipes (with 50 mm thick insulation ) of MS "C" class Heavy duty pipes complete with all fittings and accessories like Bends, Tees, reducers, expansion joints, insulated with 50 mm thick PUF insulation of 32 Kg/cm3 density confirming to standard specification and repairing of damage to building etc. The item shall be complete in all respects as per technical specifications.

Flexible coupling

Supply of 100 MM EPDM Rubber Flexible connectors(Expansion Bellows) in chilled water lines complete in all respect as per technical specifications

Installation, Testing and Commissioning of 100 MM EPDM Rubber Flexible connectors(Expansion Bellows) in chilled water lines complete in all respect as per technical specifications

Supply of 65 MM EPDM Rubber Flexible connectors(Expansion Bellows) in chilled water lines complete in all respect as per technical specifications

Installation, Testing and Commissioning of 65 MM EPDM Rubber Flexible connectors(Expansion Bellows) in chilled water lines complete in all respect as per technical specifications

Supply of 50 MM EPDM Rubber Flexible connectors(Expansion Bellows) in chilled water lines complete in all respect as per technical specifications

Installation, Testing and Commissioning of 50 MM EPDM Rubber Flexible connectors(Expansion Bellows) in chilled water lines complete in all respect as per technical specifications

Supply of 32 MM EPDM Rubber Flexible connectors(Expansion Bellows) in chilled water lines complete in all respect as per technical specifications

Installation, Testing and Commissioning of 32 MM EPDM Rubber Flexible connectors(Expansion Bellows) in chilled water lines complete in all respect as per technical specifications

Supply of 25 MM EPDM Rubber Flexible connectors(Expansion Bellows) in chilled water lines complete in all respect as per technical specifications

Installation, Testing and Commissioning of 25 MM EPDM Rubber Flexible connectors(Expansion Bellows) in chilled water lines complete in all respect as per technical specifications

Balancing Valves(Double Regulating Valve with 2 test points)

Supply of 100 MM dia Balancing Valves in chilled water lines compatible with BACNET/ IP duly insulated in the same manner and same thickness as chilled water piping complete in all respects as per technical specifications.

Installation, Testing and Commissioning of 100 MM dia Balancing Valves in chilled water lines compatible with BACNET/ IP duly insulated in the same manner and same thickness as chilled water piping complete in all respects as per technical specifications.

Motorised butterfly valve

Supply of 100mm dia Motorised Butterfly Valves in chilled water lines compatible with BACNET/ IP duly insulated in the same manner and same thickness as piping complete in all respects conforming to technical specifications provided.

Installation ,testing and commissioning of 100mm dia Motorised Butterfly Valves in chilled water lines compatible with BACNET/ IP duly insulated in the same manner and same thickness as piping complete in all respects conforming to technical specifications provided.

Butterfly Valves

Supply of 150 MM dia CI Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 150MM dia CI Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 125 MM dia CI Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 125MM dia CI Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 100 MM dia CI Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 100 MM dia CI Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 80 MM dia CI Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 80 MM dia CI Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 65 MM dia CI Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 65 MM dia CI Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 50 MM dia Gunmetal Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 50 MM dia Gunmetal Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 32 MM dia Gunmetal Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 32 MM dia Gunmetal Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 25 MM dia Gunmetal Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 25 MM dia Gunmetal Butterfly Valves in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Y-Strainer

Supply of 100 MM dia Y-strainer in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 100 MM dia Y-strainer in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 65 MM dia Y-strainer in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 65 MM dia Y-strainer in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 50MM dia Y-strainer in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 50MM dia Y-strainer in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 32 MM dia Y-strainer in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 32 MM dia Y-strainer in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Supply of 25 MM dia Y-strainer in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

Installation, Testing and Commissioning of 25 MM dia Y-strainer in chilled water lines duly insulated in the same manner and same thickness as piping complete in all respect as per technical specifications

2 way Pressure Independent Balancing Cum Modulating Flow Control Valves with temperature sensor

Supply of 65 MM dia insulated electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body with digital thermostat. The actuator shall be capable of accepting upto 10V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. The suitable mechanism required to accept electrical power supply including step down transformer ,auxiliary relay shall be considered by the contractor. Maximum close off pressure shall not be less than 6 Bar . The valves & actuators for AHU’s units shall be compatible of linking with Building Automation System. The item shall be complete in all respects as per technical specifications.

Installation, testing and commissioning of 65 MM dia insulated electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body with digital thermostat. The actuator shall be capable of accepting upto 10V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. The suitable mechanism required to accept electrical power supply including step down transformer ,auxiliary relay shall be considered by the contractor. Maximum close off pressure shall not be less than 6 Bar . The valves & actuators for AHU’s units shall be compatible of linking with Building Automation System. The item shall be complete in all respects as per technical specifications.

Supply of 50 MM dia insulated electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body with digital thermostat. The actuator shall be capable of accepting upto 10V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. The suitable mechanism required to accept electrical power supply including step down transformer ,auxiliary relay shall be considered by the contractor. Maximum close off pressure shall not be less than 6 Bar . The valves & actuators for AHU’s units shall be compatible of linking with Building Automation System. The item shall be complete in all respects as per technical specifications.

Installation, testing and commissioning of 50 MM dia insulated electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body with digital thermostat. The actuator shall be capable of accepting upto 10V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. The suitable mechanism required to accept electrical power supply including step down transformer ,auxiliary relay shall be considered by the contractor. Maximum close off pressure shall not be less than 6 Bar . The valves & actuators for AHU’s units shall be compatible of linking with Building Automation System. The item shall be complete in all respects as per technical specifications.

Supply of 32 MM dia insulated electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body with digital thermostat. The actuator shall be capable of accepting upto 10V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. The suitable mechanism required to accept electrical power supply including step down transformer ,auxiliary relay shall be considered by the contractor. Maximum close off pressure shall not be less than 6 Bar . The valves & actuators for AHU’s units shall be compatible of linking with Building Automation System. The item shall be complete in all respects as per technical specifications.

Installation, testing and commissioning of 32 MM dia insulated electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body with digital thermostat. The actuator shall be capable of accepting upto 10V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. The suitable mechanism required to accept electrical power supply including step down transformer ,auxiliary relay shall be considered by the contractor. Maximum close off pressure shall not be less than 6 Bar . The valves & actuators for AHU’s units shall be compatible of linking with Building Automation System. The item shall be complete in all respects as per technical specifications.

Supply of 25 MM dia insulated electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body with digital thermostat. The actuator shall be capable of accepting upto 10V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. The suitable mechanism required to accept electrical power supply including step down transformer ,auxiliary relay shall be considered by the contractor. Maximum close off pressure shall not be less than 6 Bar . The valves & actuators for AHU’s units shall be compatible of linking with Building Automation System. The item shall be complete in all respects as per technical specifications.

Installation, testing and commissioning of 25MM dia insulated electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body with digital thermostat. The actuator shall be capable of accepting upto 10V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. The suitable mechanism required to accept electrical power supply including step down transformer ,auxiliary relay shall be considered by the contractor. Maximum close off pressure shall not be less than 6 Bar . The valves & actuators for AHU’s units shall be compatible of linking with Building Automation System. The item shall be complete in all respects as per technical specifications.

Non-Return Valves

Supply of 100 MM dia CI Non Return Valves in chilled water lines duly insulated in the same manner and same thickness as piping etc. Complete in all respect as per technical specifications

Installation, testing and commissioning of 100 MM dia CI Non Return Valves in chilled water lines duly insulated in the same manner and same thickness as piping etc. complete in all respect as per technical specifications

Automatic Air vents

Supply of 15 mm Automatic Air vents in chilled water lines etc. Complete in all respect as per technical specifications

Installation, testing and commissioning of 15 MM Automatic Air vents in chilled water lines etc. complete in all respect as per technical specifications

Drain Cock

Supply of drain cocks in chilled water lines etc. Complete in all respect as per technical specifications

Installation, testing and commissioning of drain cocks in chilled water lines etc. complete in all respect as per technical specifications

Pressure gauge

Supply of Pressure gauge 125mm dial in chilled water lines etc. complete in all respect as per technical specifications

Installation, testing and commissioning of Pressure gauge 125mm dial in chilled water lines etc. complete in all respect as per technical specifications

Thermometers

Supply of 150mm stem type thermometers(0Deg C to 60Deg C) calibrated with SS thermowell in chilled water lines etc. complete in all respects conforming to technical specifications provided.

Installation, testing and commissioning of 150mm stem type thermometers(0Deg C to 60Deg C) calibrated with SS thermo well in chilled water lines etc. complete in all respect as per technical specifications

Self sealing test point

Supply of DZR self sealing test points in chilled water lines etc. complete in all respect as per technical specifications

Installation, testing and commissioning of DZR self sealing test points in chilled water lines etc. complete in all respect as per technical specifications

Drain Piping

Supply of suitable dia CPVC drain piping complete with fittings like bends, flanges, elbows, tees, reducers etc. supports, valves etc. for AHU drain with U-trap using closed cell elastomeric pipe sections fixed with adhesives and tape etc. complete in all respect as per technical specifications and drawings.

Installation, testing and commissioning of suitable dia CPVC drain piping complete with fittings like bends, flanges, elbows, tees, reducers etc. supports, valves etc. for AHU drain with U-trap using closed cell elastomeric pipe sections fixed with adhesives and tape etc. Complete in all respect as per technical specifications and drawings.

AIR DISTRIBUTION

Ducting Supply of 0.63 MM (24 Gauge) factory fabricated machine made G.I. ducting along with transverse duct flanges, supports, splitter dampers, vanes neoprene gaskets etc. Complete in all respects as per technical specifications (as per SMACNA Standards)

Installation, testing and commissioning of 0.63 MM (24 Gauge) factory fabricated machine made G.I. ducting along with transverse duct flanges, supports, splitter dampers, vanes neoprene gaskets etc. Complete in all respects as per technical specifications .(as per SMACNA Standards)

Supply of 0.80 MM (22 Gauge) factory fabricated machine made G.I. ducting along with transverse duct flanges, supports, splitter dampers, vanes neoprene gaskets etc. Complete in all respects as per technical specifications (as per SMACNA Standards)

Installation, testing and commissioning of 0.80 MM (22 Gauge) factory fabricated machine made G.I. ducting along with transverse duct flanges, supports, splitter dampers, vanes neoprene gaskets etc. Complete in all respects as per technical specifications (as per SMACNA Standards)

Supply of 1.00 MM (20 Gauge) factory fabricated machine made G.I. ducting along with transverse duct flanges, supports, splitter dampers, vanes neoprene gaskets etc. Complete in all respects as per technical specifications .(as per SMACNA Standards)

Installation, testing and commissioning of 1.00 MM (20 Gauge) factory fabricated machine made G.I. ducting along with transverse duct flanges, supports, splitter dampers, vanes neoprene gaskets etc. Complete in all respects as per technical specifications (as per SMACNA Standards)

Supply of 1.25 MM (18 Gauge) factory fabricated machine made G.I. ducting along with transverse duct flanges, supports, splitter dampers, vanes neoprene gaskets etc. Complete in all respects as per technical specifications .(as per SMACNA Standards)

Installation, testing and commissioning of 1.25 MM (18 Gauge) factory fabricated machine made G.I. ducting along with transverse duct flanges, supports, splitter dampers, vanes neoprene gaskets etc. Complete in all respects as per technical specifications .(as per SMACNA Standards)

THERMAL INSULATION

Supplying of 19 mm thick 40 to 60 kg/m3 density, regular closed cell class 0 nitrile rubber insulation finished with 7 mils factory laminated glass cloth ,anti-microbial protection. Butt all joints tightly and seal all breaks and joints by adhering glass cloth tape,(on duct ) etc. Complete in all respects as per technical specifications

Fixing 19 mm thick 40 to 60 kg/m3 density, regular closed cell class 0 nitrile rubber insulation finished with 7 mils factory laminated glass cloth ,anti-microbial protection. Butt all joints tightly and seal all breaks and joints by adhering glass cloth tape,(on duct ) etc. Complete in all respects as per technical specifications

ACOUSTIC INSULATION

Supply of Acoustic lining inside sheet metal ducts with 10mm thick Open Cell nitrile rubber class 1,having density 140-180 kg/m3 insulation using manufacturers recommended adhesive and complete in all respects as per technical specifications

Installation ,testing and commissioning of Acoustic lining inside sheet metal ducts with 10mm thick Open Cell nitrile rubber class 1,having density 140-180 kg/m3 insulation using manufacturers recommended adhesive and complete in all respects as per technical specifications

Supply of Acoustic Insulation of AHU Rooms using open cell processed nitrile rubber having a density of 140-180 Kg/m3 and thickness of 25 mm with anti-microbial protection with suitable frame works etc. complete in all respects as required by the technical specifications

Fixing ,testing of Acoustic Insulation of AHU Rooms using open cell processed nitrile rubber having a density of 140-180 Kg/m3 and thickness of 25 mm with anti-microbial protection with suitable frame works etc. complete in all respects as required by the technical specifications.

AIR TERMINAL DEVICES

Supply of supply air grilles of extruded aluminium duly powder coated with suitable aluminium volume control damper etc. complete in all respect as per technical specifications

Fixing, testing and balancing of supply air grilles of extruded aluminium duly powder coated with suitable aluminium volume control damper etc. complete in all respect as per technical specifications

Supply of return air grilles of extruded aluminium duly powder coated without damper etc. complete in all respect as per technical specifications

Fixing, testing and balancing of return air grilles of extruded aluminium duly powder coated without damper etc. complete in all respect as per technical specifications

Supply of extruded Aluminium supply air diffuser with suitable aluminium volume control damper etc. complete in all respect as per technical specifications

Fixing, testing and balancing of extruded Aluminium supply air diffuser with suitable aluminium volume control damper etc. complete in all respect as per technical specifications

Supply of extruded Aluminium powder coated return air diffuser without damper etc. complete in all respects as required by the technical specifications.

Fixing, testing and balancing of extruded Aluminium powder coated return air diffuser without damper etc. complete in all respects as required by the technical specifications complete in all respect as per technical specifications

Supply of Aluminium extruded fresh air sand trap louvers with bird screen etc. complete in all respect as per technical specifications

Fixing, testing and balancing of Aluminium extruded fresh air sand trap louvers with bird screen etc. complete in all respect as per technical specifications

Supply of Aluminium extruded powder coated Extract air louvers with bird screen etc. complete in all respect as per technical specifications

Fixing, testing and balancing of Aluminium extruded powder coated Extract air louvers with bird screen etc. complete in all respect as per technical specifications

Supply of opposed type volume control dampers of 16 gauge GI sheets to be provided with suitable links, levers and quadrants for manual control of volume of air flow and for proper balancing of the air distributions system complete in all respect as per technical specifications

Fixing, testing and balancing of opposed type volume control dampers of 16 gauge GI sheets to be provided with suitable links, levers and quadrants for manual control of volume of air flow and for proper balancing of the air distributions system complete in all respect as per technical specifications

Supply of Fusible link type Fire damper of 16 gauge GI sheets with fire rating of 300 Deg C for 2 hr for air distribution Networks , complete in all respects as per the technical specifications.

Installation ,testing & commissioning of Fusible link type Fire damper of 16 gauge GI sheets with fire rating of 300 Deg C for 2 hr for air distribution Networks , complete in all respects as per the technical specifications.

Aluminium Cladding

Supply of Aluminium Cladding with 0.7 mm thick Aluminium sheets rivets, silicon sealant and toggle clips with necessary accessories for ducting and piping exposed to ambient and in plant room complete in all respect as per technical specifications

Installation, testing and commissioning of Aluminium Cladding with 0.7 mm thick Aluminium sheets rivets, silicon sealant and toggle clips with necessary accessories for ducting and piping exposed to ambient and in plant room complete in all respect as per technical specifications

Ventilation Fans for Toilet Exhaust

Supply of double Skin (Internally insulated ) Cabinet fans with suitable blower, 3 phase/Single phase direct driven/Belt driven motor meeting energy efficiency class as per ECBC+ requirements(min. IE3) of following capacity for exhaust, with Starter /Starter panel, with carbon filters, supports, vibration isolators, other accessories etc. complete in all respects as per the technical specifications

600 CFM ESP -10 mm of WC

900 CFM ESP -10 mm of WC

1000 CFM ESP -20 mm of WC

1500 CFM ESP -20 mm of WC

1700 CFM ESP -25 mm of WC

1900 CFM ESP -25 mm of WC

Installation, testing and commissioning of double Skin (Internally insulated ) Cabinet fans with suitable blower, 3 phase/Single phase direct driven/Belt driven motor meeting energy efficiency class as per ECBC+ requirements(min. IE3) of following capacity for exhaust, with Starter /Starter panel, with carbon filters, supports, vibration isolators, other accessories etc. complete in all respects as per the technical specifications

600 CFM ESP -10 mm of WC

900 CFM ESP -10 mm of WC

1000 CFM ESP -20 mm of WC

1500 CFM ESP -20 mm of WC

1700 CFM ESP -25 mm of WC

1900 CFM ESP -25 mm of WC

Design ,Supply of suitable capacity ceiling mounted DX-split units for the following areas. The area needs to be maintained at -10 Deg C, minimum 2 units in each chamber (1 working and 1 stand bye) complete with suitable capacity drive motor, air cooled condenser, condensing unit including suitably rated starter panel, power wiring as required from DB/isolator, with all accessories, hermetically/semi-hermetically sealed compressor, refrigerant copper pipes for suction and liquid line, elbow, reducers, insulation with 7mils woven fibre glass cloth covering adhered between two coats of fungicidal protective coating ,anti-microbial protection etc, electrical/ control cable (interconnection between IDU and ODU), CPVC drain pipe of suitable size connecting the drain lines from the indoor units to floor sump with suitable insulation as per specification, GI perforated trays of suitable width for routing Cu piping, drain piping etc, R-404a/407c/134a refrigerant, charging of gas, vibration isolator pads and safety devices like thermal protector, pressure relief valve, over load relays, single phase preventer, high-low pressure cut off, earth connections all necessary electrical connections , necessary structural supports, microprocessor based control panel with digital display, safety devices etc and all necessary electricals, control cabling between temperature/Humidity sensor and IDU , distribution boards, necessary power sockets, light points, LED fixtures etc as per Kerala State Electricals inspectorate guidelines, suitable for three phase 440V supply etc . All required accessories including Prefabricated panels of 100 mm thick RPUF laminated with PCGI on both sides for walls, ceiling, columns with all necessary Flashings, Rivets, silicon sealants, ceiling suspension support, U profiles ,vision panel ,necessary doors, ventilation filters, floor drains etc., Suitable sized Sliding Doors, floor insulation of 80mm thick PUF slab etc, by applying tar felt sheet (2 mm thk., 2 layers per sqmt) and bitumin (1 kg per sqmt x 3 layers per sqmt) for floor insulation including levelling if required, LED vapour proof type, IP65 light fixtures covered and protected by unbreakable glass or plastic food grade standard with all accessories including wiring, providing switches, DB, safety buzzer & switch with all accessories including wiring, providing switches, DB reheaters, de-frost heaters, out door type control panel with thermostat space heater etc as required as applicable shall be provided. complete in all respects as per the technical specifications. Cold room Quantity to be stored : 2000 Kg/day,(1 Working + 1 Stand bye)) Room Dimension : 5mX4.5mX3.5 m (WXDXH)

Installation, Testing and Commissioning of suitable capacity ceiling mounted DX-split units for the following areas. The area needs to be maintained at -10 Deg C, minimum 2 units in each chamber (1 working and 1 stand bye) complete with suitable capacity drive motor, air cooled condenser, condensing unit including suitably rated starter panel, power wiring as required from DB/isolator, with all accessories, hermetically/semi-hermetically sealed compressor, refrigerant copper pipes for suction and liquid line, elbow, reducers, insulation with 7mils woven fibre glass cloth covering adhered between two coats of fungicidal protective coating ,anti-microbial protection etc, electrical/ control cable (interconnection between IDU and ODU), CPVC drain pipe of suitable size connecting the drain lines from the indoor units to floor sump with suitable insulation as per specification, GI perforated trays of suitable width for routing Cu piping, drain piping etc, R-404a/407c/134a refrigerant, charging of gas, vibration isolator pads and safety devices like thermal protector, pressure relief valve, over load relays, single phase preventer, high-low pressure cut out, earth connections all necessary electrical connections , necessary structural supports, microprocessor based control panel with digital display, safety devices etc and all necessary electricals, control cabling between temperature/Humidity sensor and IDU , distribution boards, necessary power sockets, light points, LED fixtures etc as per Kerala State Electricals inspectorate guidelines, suitable for three phase 440V supply etc . All required accessories including Prefabricated panels of 80 mm thick RPUF laminated with PCGI on both sides for walls, ceiling, columns with all necessary Flashings, Rivets, silicon sealants, ceiling suspension support, U profiles ,vision panel ,necessary doors, ventilation filters, floor drains etc., Suitable sized Sliding Doors, floor insulation of 60mm thick PUF slab etc, by applying tar felt sheet (2 mm thk., 2 layers per sqmt) and bitumin (1 kg per sqmt x 3 layers per sqmt) for floor insulation including levelling if required, LED vapour proof type, IP65 light fixtures covered and protected by unbreakable glass or plastic food grade standard with all accessories including wiring, providing switches, DB, safety buzzer & switch with all accessories including wiring, providing switches, DB reheaters, de-frost heaters, out door type control panel with thermostat space heater etc as required as applicable shall be provided. complete in all respects as per the technical specifications. Cold room Quantity to be stored : 2000 Kg/day,(1 Working + 1 Stand bye)) Room Dimension : 5mX4.5mX3.5 m (WXDXH)

Design ,Supply of suitable capacity ceiling mounted DX-split units for the following areas. The area needs to be maintained at 0 deg to 10 Deg C and 95±5% RH, minimum 2 units in each chamber (1 working and 1 stand by) complete with suitable capacity drive motor, air cooled condenser, condensing unit including suitably rated starter panel, power wiring as required from DB/isolator, with all accessories, hermetically/semi-hermetically sealed compressor, refrigerant copper pipes for suction and liquid line, elbow, reducers, insulation with 7mils woven fibre glass cloth covering adhered between two coats of fungicidal protective coating ,anti-microbial protection etc, electrical/ control cable (interconnection between IDU and ODU), CPVC drain pipe of suitable size connecting the drain lines from the indoor units to floor sump with suitable insulation as per specification, GI perforated trays of suitable width for routing Cu piping, drain piping etc, R-404a/407c/134a refrigerant, charging of gas, vibration isolator pads and safety devices like thermal protector, pressure relief valve, over load relays, single phase preventer, high-low pressure cut out, earth connections all necessary electrical connections , necessary structural supports, microprocessor based control panel with digital display, safety devices etc and all necessary electricals, control cabling between temperature/Humidity sensor and IDU , distribution boards, necessary power sockets, light points, LED fixtures etc as per Kerala State Electricals inspectorate guidelines, suitable for three phase 440V supply etc . All required accessories including Prefabricated panels of 80 mm thick RPUF laminated with PCGI on both sides for walls, ceiling, columns with all necessary Flashings, Rivets, silicon sealants, ceiling suspension support, U profiles ,vision panel ,necessary doors, ventilation filters, floor drains etc., Suitable sized Sliding Doors, floor insulation of 60mm thick PUF slab etc, by applying tar felt sheet (2 mm thk., 2 layers per sqmt) and bitumin (1 kg per sqmt x 3 layers per sqmt) for floor insulation including levelling if required, LED vapour proof type, IP65 light fixtures covered and protected by unbreakable glass or plastic food grade standard with all accessories including wiring, providing switches, DB, safety buzzer & switch with all accessories including wiring, providing switches, DB reheaters, de-frost heaters, out door type control panel with thermostat space heater etc as required as applicable shall be provided. complete in all respects as per the technical specifications. Cold room Quantity to be stored : 1500 Kg/day,(1 Working + 1 Stand bye)) Room Dimension : 5mX4.5mX3.5 m (WXDXH)

Installation, Testing and Commissioning of suitable capacity ceiling mounted DX-split units for the following areas. The area needs to be maintained at 10 Deg C and 95±5% RH, minimum 2 units in each chamber (1 working and 1 stand bye) complete with suitable capacity drive motor, air cooled condenser, condensing unit including suitably rated starter panel, power wiring as required from DB/isolator, with all accessories, hermetically/semi-hermetically sealed compressor, refrigerant copper pipes for suction and liquid line, elbow, reducers, insulation with 7mils woven fibre glass cloth covering adhered between two coats of fungicidal protective coating ,anti-microbial protection etc, electrical/ control cable (interconnection between IDU and ODU), CPVC drain pipe of suitable size connecting the drain lines from the indoor units to floor sump with suitable insulation as per specification, GI perforated trays of suitable width for routing Cu piping, drain piping etc, R-404a/407c/134a refrigerant, charging of gas, vibration isolator pads and safety devices like thermal protector, pressure relief valve, over load relays, single phase preventer, high-low pressure cut out, earth connections all necessary electrical connections , necessary structural supports, microprocessor based control panel with digital display, safety devices etc and all necessary electricals, control cabling between temperature/Humidity sensor and IDU , distribution boards, necessary power sockets, light points, LED fixtures etc as per Kerala State Electricals inspectorate guidelines, suitable for three phase 440V supply etc . All required accessories including Prefabricated panels of 80 mm thick RPUF laminated with PCGI on both sides for walls, ceiling, columns with all necessary Flashings, Rivets, silicon sealants, ceiling suspension support, U profiles ,vision panel ,necessary doors, ventilation filters, floor drains etc., Suitable sized Sliding Doors, floor insulation of 60mm thick PUF slab etc, by applying tar felt sheet (2 mm thk., 2 layers per sqmt) and bitumin (1 kg per sqmt x 3 layers per sqmt) for floor insulation including levelling if required, LED vapour proof type, IP65 light fixtures covered and protected by unbreakable glass or plastic food grade standard with all accessories including wiring, providing switches, DB, safety buzzer & switch with all accessories including wiring, providing switches, DB reheaters, de-frost heaters, out door type control panel with thermostat space heater etc as required as applicable shall be provided. complete in all respects as per the technical specifications. Cold room Quantity to be stored : 1500 Kg/day,(1 Working + 1 Stand by)) Room Dimension : 5mX4.5mX3.5 m (WXDXH)

Dismantling of 99 TR chiller (2 no's, 3 reciprocating compressors in each chiller )from existing location CIAL West Block Terrace AC plant T1 terminal, leading from heights to ground level without any damages to building and related services with suitable mechanism as per the agreed method statement, buying back in as and where is condition

ALL INCLUSIVE COMPREHENSIVE MAINTENANCE CONTRACT (AICMC) INCLUDING OPERATION AND MAINTENANCE (O&M) All inclusive Comprehensive Maintenance Contract including Operation and Maintenance for entire items covered under HVAC System of contract. Preventive Maintenance as per the recommendations of OEM and as per the technical specification and scope along with attending infinite number of breakdown maintenance calls for the entire system covered under this contract scope.

1st year During DLP -(Only Operations)

2nd year During DLP-(Only Operations)

1st Year (after DLP)-(O&M)

2nd Year (after DLP)-(O&M)

3rd Year (after DLP)-(O&M)

4th Year (after DLP)-(O&M)

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