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| 1 | Dismantling old/ Unserviceable/ GI Duct & S&F in repairs of GI duct any size/shape/dia with insulation from walls, roofs, ceiling for repair /patch work /replacement complete Including Ducting Supports , rubber gaskets, elbows, vanes, & supports as per (IS 655) etc. from any location at Central AC plants Under GE(U) P&M Delhi Cantt compelte all as specified and directed. |
| 2 | (a) 24 gauge ( thickness 0.63mm ) |
| 3 | (b) 22 gauge ( thickness 0.8mm ) |
| 4 | (b) 20 gauge ( thickness 1.0mm ) |
| 5 | Supply, fabrication ,Installation, Balancing and Commissioning of GSS sheet metal rectangular ducts/ elbows as per site requirement with supports as per IS 655-2010 complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as site requirements of following sheet thickness complete as required at site all as specified and directed. |
| 6 | (a) 24 gauge ( thickness 0.63mm ) |
| 7 | (b) 22 gauge ( thickness 0.8mm ) |
| 8 | ( c) 20 gauge ( thickness 1.0mm ) |
| 9 | Supply, fixing in replacement of powder coated extruded aluminum rectangular diffusers complete with black anodized extruded aluminum Volume control damper (VCD) (wherever specified), nuts, bolts, screws etc.complete old(refixed) and as required at site all as specified and directed. |
| 10 | (a) Supply of required sizes with volume control damper (610MMX610MM) |
| 11 | (b) Supply of Return of required sizes without volume control damper (610MMX610MM) |
| 12 | Supply & Fixing of powder in replacement coated extruded aluminum supply & return grilles complete with nuts, bolts, screws etc. to make the system complete, complete old(refixed) and as required at site all as specified and directed. |
| 13 | Supply and installation of thermal insulation material for non-exposed Ducts with closed cell class o nitrile rubber elastomeric insulation of density 40-60 Kg/m3 thermal conductivity of 0.033-0.038 W/mk and µ>=7000 (k-flex st) to be applied on ducts using manufacturers recommended rubber based adhesive as per the approved specification the material should be from global approved & UL approved for old(refixed) and as required at site complete all as specified and directed. |
| 14 | (a) 13 mm thick |
| 15 | (b) 19 mm thick |
| 16 | (c) 25 mm thick |
| 17 | Supply, fixing, Testing and commissioning in replacement butterfly valve of following size with cast iron body, seat of black nitric rubber, nylon coated S..G. Iron disc, PTFE coated SS ( AISI 410 ) shaft, with companion flanges, nuts, bolts, gaskets tec Complete as required. These valves shall confirm to BS:5155 MSS SP.67 & API. 6098 and shall be designed to fit without gaskets between mating and seal in both direction . The valves shall be of integral moulded design complete all as specified and directed. including taking down of old unserviceable one. |
| 18 | Suitable for 40 mm internal dia pipe |
| 19 | Suitable for 50 mm internal dia pipe |
| 20 | Suitable for 65 mm internal dia pipe |
| 21 | Suitable for 80 mm internal dia pipe |
| 22 | Suitable for 100 mm internal dia pipe |
| 23 | Suitable for 125 mm internal dia pipe Please Enable Macros to View BoQ information |
| 24 | Suitable for 125 mm internal dia pipe Please Enable Macros to View BoQ information |
