HVAC Works for 7th floor Cafeteria extension at Indeevaram building Infopark Koratty

Supply, Installation, Testing and commissioning of factory built floor mounted chilled water double skin type horizontal / vertical air handling units made of 25 mm thick panels consisting of pre plasticized G.I casing of thickness 0.8 mm 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, minimum 2 bend GSS/ PVC eliminators, cooling coil section with aluminium finned copper tubes (tubes thickness not less than 0.5 mm ) cooling coil of 6 row deep, filter section with 50 mm thick metal viscous/ washable synthetic type air prefilters, belt drive package with TEFC drive motor suitable for 415 +/- 10% volts, 50 Hz, 3 Phase AC supply, drain connections, stainless steel (18 G) drain pan with PUF insulation, 150 mm dia. dial type pressure gauges ( 2 nos.) and industrial type thermometers (2 nos.) at the inlet and outlet of coil, auto purge valve wherever required, necessary vibration isolation arrangement etc. complete as per specification and of following capacities. Double skin AHU Units of 6 row cooling coil of 12000CFM

Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled water piping plumbing inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with fire retardant quality expanded polystrene moulded pipe section of density 20 kg/ cu.m after a thick coat of cold setting adhesive (CPRX compound) wrapping with 500g polythene faced hessain and finally applying 0.63 aluminium sheet cladding complete with type 3, grade , roofing feltstrip (as per IS: 1322 as amended up to date ) at joints repairing of damage to building etc. as per specifications and as required complete in all respect. Note:- The pipes of sizes 150 mm & below shall be M.S.'C" class as per IS : 1239 and pipes size above 150 mm 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 7 mm thick MS sheet for pipes of 400 mm dia and above. Chilled water piping of nominal size - 65mm dia.(50mm thick expanded polysterene

Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications. Butterfly valve (Manual) with C I body SS Disc, Nitrile Rubber Seal & O-Ring PN 16 pressure rating for chilled water/ hot water circulation as specified . Butterfly valve (Manual) 65 mm

Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications. Y- Strainer of Ductile CI Body flanged ends with stainless steel strainer for chilled/hot water circulation including insulation as specified Y- Strainer of 65 mm dia (50MM Thick Polystyrene)

Supply, Installation, Testing and Commissioning of following sizes electronic, selfbalancing, pressure independent type dynamic balancing valve with integrated 2 way modualating control valves in a single body. The actuator shall be capable of accepting upto 1 OV DC and upto 20mA electric signal and shall provide similar transduced feedback output to control system. Maximum close off pressure shall not be less than 6 Bar for upto 50 mm valves and not be less than 7 Bar for 65 mm & above. Valves should have pressure rating of 25 Bar minimum. 16 65mm dia

Providing & fixing in position the mercury in glass industrial type thermometers

Providing and fixing in position the industrial type pressure gauges with gun metal / brass valves complete as required

Supply, installation, testing and commissioning of drain valve/ purging valve insulated -32 mm

Supply, installation, testing and commissioning of Auto Air vents with 15mm ball valve as per specification

SITC of condensate drain PVC piping with necessary clamps, supports, hangers and fitting such as bend, tees, reducers etc. duly insulated with 9 mm thick closed cell nitrile rubber insulation with all necessary supports and accessories.- 40mm Dia