Ancillary works for installation of AC Machines at 5th floor of Institute Block at the West Bengal National University of Juridical Sciences, Salt Lake, Kolkata-700106

Amount

Fabrication , supply, Installation , testing & commissioning of following GSS(120 GSM) sheet conforming to IS:655 – 277 (SAIL/ TATA/ JINDAL or as per choice of EIC) rectangular/round duct complete with neoprene rubber gaskets, elbows, splitter supports, flanges, turning vanes for supply air / return air duct erected with supporting rods, fustners, nuts etc. – 22 SWG

Supplying and fixing of 13 mm of mat fininshed closed cell Nitrile rubber (class ''O'') insulation ANTI MICROBIAL COATING type on duct after applying two coats of cold setting adhesive (The joints shall sealed with 50mm wide and 3 mm thick self afhesive nitrile rubber tape insulaton complete as per specifications and as required. for Duct (K-Flex / Amracell / Supreme / K-Flex)

DUCT ACOUSTIC INSULATION: Supplying & fixing of acoustic insulation inside ducting with 10mm thick open cell nitrile rubber(class O) of density 140Kg/cu.m-160 Kg/Cum insulation with bolts nuts GI washers etc as required. (Make - Armacell / K Flex / Supreme/ A-Flex)

Supply & Fixing of powder coated SUPPLY air GI volume control damper with diffusers Make - Premire /Systemair / Air Enterprise / Caryaire /Airmaster

Supply & Fixing of powder coated RETURN air diffusers Make - Premire /Systemair / Air Enterprise / Caryaire /Airmaster

Supply, fittings and fixing in position suspended type boxing for return and supply air arrangement incl. false ceiling for boxing of IDU with frame work of Aluminium hollow section of size 50x25 (2.0 mm thickness) combined with aluminium corner of size (38 mm x 25mm) suspended by aluminium hollow tube section of size 38mm x 25mm as suitable with ACP (Thickness- 3.0 mm) with another accessories incl. all incidental charges etc. as per direction of EIC.

Supply & Fixing Aluminium Continuous Grill. (Mk. System Air/ Premire /Air Master)

Supplying, fabrication & fixing M.S. Angle Frame for installation of 1 no Outdoor unit . the structure having 5 nos 50 x 50 x5 mm MS angle for main bottom support grouted on wall with total length 16' and in between main support 7 nos 25 x 5 mm ms strip . For railing vertical & horizontal support is made by 25 x 25 x 5 mm Angle for safety of maintenance , total length 35' ; including cutting holes , welding , painting and mending good damage as per EIC

Hiring Charge of Scafolding Arrangements for installation of all the Indoor & Outdoor Units.

Supply & Charging Refrigerant - 410A/R32

Cost of cutting the wall without damaged of wall tiles for the installation of refrigerant pipe line and mending good the damages to original finish incl. damp proff treatment with water resistant materials so that no water seepage happen though the wall of the working area as per direction of EIC

Copper Pipe - 3/8" dia (Soft drawn) Cu. Pipes (As per standard 85864 or ANSIB 16.22) incl. 19 mm thick insulation.

Copper Pipe- 5/ 8" dia (Soft drawn) Cu. Pipes (As per standard BS864 or ANSIB 16.22) mm incl. 19 mm thick insulation.

Supplying and fixing for UNDER-DECK of 25 mm of mat fininshed closed cell Nitrile rubber (class ''O'') insulation ANTI MICROBIAL COATING type on duct after applying two coats of cold setting adhesive (The joints shall sealed with 50mm wide and 3 mm thick self afhesive nitrile rubber tape insulaton complete as per specifications and as required. for Duct (K-Flex / Amracell / Supreme / K-Flex)

Note:- Rate should be quoted inclusive of all taxes and duties including GST.

S.R. REFRIGERATION AND APPLIANCES (BID ID -7806221)

UNIVERSAL SALES (BID ID -7806789)