Supply, Installation, Testing and Commissioning of VRV VRF Air Conditioning System Facility for BTSL Office Facility in the Existing Thales Building, BE-BG.

Amount

Supply of variable refrigerant volume (VRV) / variable refrigerant flow (VRF) type air conditioning system's outdoor unit of capacity not less than 20 HP, equiped with highly efficient hermetic scroll compressor or twin rotary type compressors, equipped with inverter control capable of changing the speed in accordance to the cooling load requirement, heat exchanger, low noise condenser fan, outdoor unit multiple connecting unit, including first charge of R410a refrigerant & oil, etc. The inverter shall be IGBT type to be efficient and quiet operation. The outdoor unit shall have the multi-step of capacity control to meet load fluctuation. The quoted price shall include MS angle base frame structure duly black painted with synthetic epoxy paint for all outdoor units. The frame structure shall be mounted on MS plate & serrated rubber pads all as specified and / or directed etc., complete. Note: The quoted rate for this item deemed to include the cost for necessary hardware, software, gateway, interface, controller etc.

Supply of variable refrigerant volume (VRV) / variable refrigerant flow (VRF) type air conditioning system's indoor unit of 4 Way Cassette AC of capacity not less than 1.3TR (4.5 kW) with cordless remote for individual unit, cooling coil, expansion valve, multi speed fan, motor, power wiring from nearest power socket to indoor unit etc. The blower shall be dynamically balanced and designed for silent operation, the drain pan shall be fabricated out of heavy sheet steel with insulation, MS brackets / supports, all as specified and / or directed etc., complete.

Supply of variable refrigerant volume (VRV) / variable refrigerant flow (VRF) type air conditioning system's indoor unit of 4 Way Cassette AC of capacity not less than 1.6TR(5.6 kW) with cordless remote for individual unit, cooling coil, expansion valve, multi speed fan, motor, power wiring from nearest power socket to indoor unit etc. The blower shall be dynamically balanced and designed for silent operation, the drain pan shall be fabricated out of heavy sheet steel with insulation, MS brackets / supports, all as specified and / or directed etc., complete.

Supply of variable refrigerant volume (VRV) / variable refrigerant flow (VRF) type air conditioning system's indoor unit of 4 Way Cassette AC of capacity not less than 2.0TR(7.0 kW) with cordless remote for individual unit, cooling coil, expansion valve, multi speed fan, motor, power wiring from nearest power socket to indoor unit etc. The blower shall be dynamically balanced and designed for silent operation, the drain pan shall be fabricated out of heavy sheet steel with insulation, MS brackets / supports, all as specified and / or directed etc., complete.

Supply of variable refrigerant volume (VRV) / variable refrigerant flow (VRF) type air conditioning system's indoor unit of 4 Way Cassette AC of capacity not less than 2.5TR(8.75 kW) with cordless remote for individual unit, cooling coil, expansion valve, multi speed fan, motor, power wiring from nearest power socket to indoor unit etc. The blower shall be dynamically balanced and designed for silent operation, the drain pan shall be fabricated out of heavy sheet steel with insulation, MS brackets / supports, all as specified and / or directed etc., complete.

Supply of inline type fresh air fan of capacity not less than 190 CFM, not less than 20 mm TSP with canvass / flexible duct as required for connecting the inline fan to the fresh air intake duct with louvre & bird screen, pre filter at the air intake point with necessary clamps, screws, etc., all as specified and /or directed etc., complete

Supply of inline type fresh air fan of capacity not less than 260 CFM, not less than 20 mm TSP with canvass / flexible duct as required for connecting the inline fan to the fresh air intake duct with louvre & bird screen, pre filter at the air intake point with necessary clamps, screws, etc., all as specified and /or directed etc., complete

Supply of a remote controller to control of minimum of 16 indoor units of the VRV/VRF system. The controller shall have wide screen user friendly colour LED/ LCD display and can be wired by a non polar 2 wire transmission cable, including necessary fixing arrangment to the desired location with necessary control wiring from all indoor units to the controller and out door units to controller with all software and hardware required. The external wiring and inside wiring shall run suitable size conduit all as specified and / or directed etc., complete.

Installation, testing and commissioning of variable refrigerant volume (VRV) / variable refrigerant flow (VRF) type air conditioning system's outdoor unit of capacity not less than 20 HP, equiped with highly efficient hermetic scroll compressor or twin rotary type compressors, equipped with inverter control capable of changing the speed in accordance to the cooling load requirement, heat exchanger, low noise condenser fan, outdoor unit multiple connecting unit, including first charge of R410a refrigerant & oil, etc. The inverter shall be IGBT type to be efficient and quiet operation. The outdoor unit shall have the multi-step of capacity control to meet load fluctuation. The quoted price shall include MS angle base frame structure duly black painted with synthetic epoxy paint for all outdoor units. The frame structure shall be mounted on MS plate & serrated rubber pads all as specified and / or directed etc., complete.

Installation, testing and commissioning of variable refrigerant volume (VRV) / variable refrigerant flow (VRF) type air conditioning system's indoor unit of 4 Way Cassette AC of capacity not less than 1.3R(4.5 kW) with cordless remote for individual unit, cooling coil, expansion valve, multi speed fan, motor, power wiring from nearest power socket to indoor unit etc. The blower shall be dynamically balanced and designed for silent operation, the drain pan shall be fabricated out of heavy sheet steel with insulation, MS brackets / supports, all as specified and / or directed etc., complete.

Installation, testing and commissioning of variable refrigerant volume (VRV) / variable refrigerant flow (VRF) type air conditioning system's indoor unit of 4 Way Cassette AC of capacity not less than 1.6TR(5.6 kW) with cordless remote for individual unit, cooling coil, expansion valve, multi speed fan, motor, power wiring from nearest power socket to indoor unit etc. The blower shall be dynamically balanced and designed for silent operation, the drain pan shall be fabricated out of heavy sheet steel with insulation, MS brackets / supports, all as specified and / or directed etc., complete.

Installation, testing and commissioning of variable refrigerant volume (VRV) / variable refrigerant flow (VRF) type air conditioning system's indoor unit of 4 Way Cassette AC of capacity not less than 2.0TR(7.0 kW) with cordless remote for individual unit, cooling coil, expansion valve, multi speed fan, motor, power wiring from nearest power socket to indoor unit etc. The blower shall be dynamically balanced and designed for silent operation, the drain pan shall be fabricated out of heavy sheet steel with insulation, MS brackets / supports, all as specified and / or directed etc., complete.

Installation, testing and commissioning of variable refrigerant volume (VRV) / variable refrigerant flow (VRF) type air conditioning system's indoor unit of 4 Way Cassette AC of capacity not less than 2.5TR(8.75 kW) with cordless remote for individual unit, cooling coil, expansion valve, multi speed fan, motor, power wiring from nearest power socket to indoor unit etc. The blower shall be dynamically balanced and designed for silent operation, the drain pan shall be fabricated out of heavy sheet steel with insulation, MS brackets / supports, all as specified and / or directed etc., complete.

Supply of size 38.1 mm dia refrigerant grade copper piping of 16 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Erection and testing and commissioning of size 38.1 mm dia refrigerant grade copper piping of 16 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Supply of size 34.9 mm dia refrigerant grade copper piping of 18 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Erection and testing and commissioning of size 34.9 mm dia refrigerant grade copper piping of 18 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete

Supply of size 28.6 mm dia refrigerant grade copper piping of 18 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Erection and testing and commissioning of size 28.6 mm dia refrigerant grade copper piping of 18 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Supply of size 22.2 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Erection and testing and commissioning of size 22.2 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Supply of size 19.1 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Erection and testing and commissioning of size 19.1 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Supply of size 15.9 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Erection and testing and commissioning of size 15.9 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Supply of size 12.7 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Erection and testing and commissioning of size 12.7 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Supply of size 9.5 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Erection and testing and commissioning of size 9.5 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Supply of size 6.35 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Erection and testing and commissioning of size 6.35 mm dia refrigerant grade copper piping of 20 gauge including nitrile rubber tubular insulation, adhesive tape, including all kinds of valves / joints viz., refnet joint / header, refrigerant joint / header, distribution / branch unit, tees, valves, ball valves, fittings like bends, elbow, collars, tees, reducers, flanges, supports, etc for interconnecting the liquid and suction lines between the outdoor units and the indoor units and flare connection to indoor units. Refrigerant joints supplied by OEM only shall be used. The piping shall be carried out of soft / hard drawn copper pipes brazed socket fittings. Both the suction and liquid lines shall be insulated with closed cell nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting of thickness as specified in tender including pressure testing and charging of refrigerant and oil. Refrigerant piping and cables in wall crossings shall be provided in suitable steel / PVC sleeve all as specified and/ or directed etc., complete.

Supply of cPVC (SDR11) pipes of 32 mm dia, Schedule 40 with 9 mm thick elastomeric nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting for condensate water drain from the AC indoor units to nearest drain point, fittings, support etc. complete

Installation of cPVC (SDR11) pipes of 32 mm dia, Schedule 40 with 9 mm thick elastomeric nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting for condensate water drain from the AC indoor units to nearest drain point, fittings, support including core cutting in brick/ concrete wall as required and making surface good etc. complete

Supply of cPVC (SDR11) pipes of 40 mm dia, Schedule 40 with 9 mm thick elastomericnitrile rubber tubular insulation with factory laminated glass cloth and UV paniting for condensate water drain from the AC indoor units to nearest drain point, fittings, support etc. complete

Installation of cPVC (SDR11) pipes of 40 mm dia, Schedule 40 with 9 mm thick elastomeric nitrile rubber tubular insulation with factory laminated glass cloth and UV paniting for condensate water drain from the AC indoor units to nearest drain point, fittings, support including core cutting in brick/ concrete wall as required and making surface good etc. complete

Installation, testing and commissioning of inline type fresh air fan of capacity not less than 190 CFM, not less than 20 mm TSP with louvre & bird screen, pre filter at the air intake point all as specified and /or directed etc., complete

Installation, testing and commissioning of inline type fresh air fan of capacity not less than 260 CFM, not less than 20 mm TSP with louvre & bird screen, pre filter at the air intake point all as specified and /or directed etc., complete

Supply of site fabricated GI sheet metal ducts of 24 Guage (Birmingham Gauge) (0.63 mm) and zinc coating not less than 120 g/m2 in accordance with approved drawings including necessary hangers, rubber gaskets, rivets, flanges, scaffolding required for work, etc., all as specified and/or directed etc.,complete Note: 1) The rate quoted for the GI ducting shall be including the cost of steel supports. The steel supports provided for GI ducting and scaffolding will not be measured and paid separately. 2) The nuts, bolts used for duct supports will not be measured and paid and the same is deemed to be included in the quoted rate of duct.

Installation, testing and commissioning of site fabricated GI sheet metal ducts of 24 Guage (Birmingham Gauge) (0.8 mm) and zinc coating not less than 120 g/m2 in accordance with approved drawings including necessary hangers, rubber gaskets, rivets, flanges, scaffolding required for work, etc., all as specified and/or directed etc.,complete Note: 1) The rate quoted for the GI ducting shall be including the cost of steel supports. The steel supports provided for GI ducting and scaffolding will not be measured and paid separately. 2) The nuts, bolts used for duct supports will not be measured and paid and the same is deemed to be included in the quoted rate of duct.

Supply of 100mm Dia. - Butterfly damper constructed with not less than 0.8mm thick galvanized steel sheet, with single flap, necessary stopper, flanges for fastening on to the duct surface and with grooves for clamping the flexible ducts securely all as specified and/ or directed etc., complete

Fixing of of 100mm Dia. - Butterfly damper with necessary stopper, flanges for fastening on to the duct surface and with grooves for clamping the flexible ducts securely all as specified and/ or directed etc., complete

Supply of 150mm Dia. - Butterfly damper constructed with not less than 0.8mm thick galvanized steel sheet, with single flap, necessary stopper, flanges for fastening on to the duct surface and with grooves for clamping the flexible ducts securely all as specified and/ or directed etc., complete

Fixing of of 150mm Dia. - Butterfly damper with necessary stopper, flanges for fastening on to the duct surface and with grooves for clamping the flexible ducts securely all as specified and/ or directed etc., complete

Supply of aluminium flexible duct of 100 mm dia all as specified and/or directed etc., complete.

Fixing of aluminium flexible duct of 100 mm dia all as specified and/or directed etc., complete.

Supply of aluminium flexible duct of 150 mm dia all as specified and/or directed etc., complete.

Fixing of aluminium flexible duct of 150 mm dia all as specified and/or directed etc., complete.

Structural steel works made of channels, angles, plates, flats, pipes, cleats etc., including welding at shop or at work site including painting with two coats of synthetic enamel paint of approved make and shade, over a coat of approved steel primer etc., complete

Fixing of a remote controller to control of minimum of 16 indoor units of the VRV/VRF system. The controller shall have wide screen user friendly colour LED/ LCD display and can be wired by a non polar 2 wire transmission cable, including necessary fixing arrangment to the desired location with necessary control wiring from all indoor units to the controller and out door units to controller with all software and hardware required. The external wiring and inside wiring shall run suitable size conduit all as specified and / or directed etc., complete.

Providing MS perforated ladder type tray of size 300x70mm

Fixing of MS perforated ladder type tray of size 300x70mm

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