HVAC Services Tender Results

(ii) Inspect for cracks over roof screed, roof wall junction, water drain inlets/outlets if any, and clean and moisten them. Crack’s width should be wide up to 5-6 mm with mechanical cutting machine and Apply bond coat of SBR Latex in the ratio of 1:1 (URP 1: Cement 1) followed by groove should be filled with PMM by preparing Polymer modified mortar of CM 1:1 (Silica sand size ≤ 300microns) admixed with SBR Latex at a dosage of 15% of cement.(iii) Providing 300mm x 300 mm Square / rectangle upstand of M20 grade concrete or with PMM around mechanical equipment like HVAC, air-conditioning, solar panels. Etc. Apply a coat of two component, cold(brush/roller) applied, UV resistant hybrid Polyurethane waterproof coating allow to cure for 3-4 hours and followed by apply two coats two component, cold(brush/roller) applied, UV resistant hybrid Polyurethane waterproof coating reinforced with 45 Gsm glass fiber mesh or geo textile without dilution in the interval of 4 -6 hrs. Apply Hybrid PU Sealant at around the junction of fabricated stand inserted and wall mounting mechanical fixtures.(iv) Providing Minimum 50mm thick angle fillet with CM of 1:3 admixed with SBR Latex at a dosage of 12-15% of Cement and a bond coat of SBR Latex mixed with Cement at a ratio of 1:1.

222 Supplying and fixing following size uPVCUV-Stabilised soil / waste quality pipes andfittings ( SWR ) for soil, waste, vent,antisyphonege, HVAC waste pipe and rain waterpipe lines consisting following items of work:- i) Providing and fixing uPVC UV-Stabilised Soil /waste pipe as per IS:13592 and IS:14735 Grade-Blaid in floor & on Exposed faces of wall of Suprememake ii) Fixing the pipeline vertically by Metal clamps iii) Providing and fixing uPVC cowl at the top of soil, waste water & vent pipe line. iv) Laying the pipe below floor / ground to properslope and gradient for making connections of soil /waste water pipe line with inspection chamber orManhole, including the cost of cement mortar,cement concrete, water proofing compound etc. v) Jointing the pipe with Solvent Cement &Rubber ring gasket with making holes in walls /floor grooving and redoing the same and bricksupport etc. Giving water-tightness test for thepipes laid as per codal provisions. Providing RingJoint pipes at verticals and solvent cement jointedpipes at consealed locations. vi) Necessary cutting to the required lengthincluding short pieces, fittings with & withoutdoor, assorted fittings such as plugs, tees,couplers, reducers, cross tees, reducing tees,elbows, bends, cleaning pipe, single & double Y,vent cowl, gaskets, offsets, Tank / WC connectorsetc. For Soil & waste and Vent pipe lines 2 Construction of chamber for 100mm sluices valve item3 10 Nos

Supply & Installation of Extra Add-on items- HVAC grade 5/8"(for suction) & 1/4"(for discharge) copper refrigerant pipe with 9mm thick nitrile rubber insulation including shaddle,screw, insulation tape, fastner etc for above AC machine as per direction of EIC.

Note: Rate quoted to be deemed to include civil works for HVAC like breaking and opening for entry and exit of supply ducts from AHU room, exhaust ducts into shafts for exiting copper pipes / drain pipes also. Fire rated material of 25mm thick phenotherm to be used near civil closures for fire resistant properties.

Note: Rate quoted to be deemed to include civil works for HVAC like breaking and opening for entry and exit of supply ducts from AHU room, exhaust ducts into shafts for exiting copper pipes / drain pipes also. Fire rated material of 25mm thick phenotherm to be used near civil closures for fire resistant properties.