bids are invited for 1 supply installation testing and commissioning of commercial heavy duty air cooler height 6 metal body 16 swg, capacity 100 ltr. complete with exhaust fan 450 mm sweep hd 1400 rpm (crompton make), submersible pump, speed controler, grass pad, water tube, power lead, safty grill, switch etc. complete as required. 2 supply installation testing and commissioning of commercial heavy duty air cooler abs body heavy duty, capacity 150 ltr. complete with exhaust fan 600 mm sweep hd 1400 rpm ), submersible pump, speed controler, honeycomb pad, water tube, power lead, safty grill, switch etc. complete as required. 3 supply installation testing and commissioning of desert cooler abs body, capacity 70 ltr, wattage 70 watt, standby power consumption 195 watts, nos. of speed 03 , submersible pump, honeycomb pad, water tube, power lead, safty grill, switch etc. complete as required. 4 repair and rewinding of existing mist fan moter complete with replacement of capacitor 10 mfd i/c removing and re fixing connection testing etc as required. 5 repair and rewinding of existing desert cooler exhaust fan moter complete with replacement of capacitor i/c removing and re fixing connection testing etc as required. 6 supplying and replacement of ventillation fan with plastic body size 250 mm sweep with loovers 1250 rpm, 40 watts 220 volt air delevery 720 chm complete with connection testing etc as required. 7 supplying and replacement of wall fan with plastic body size 400 mm sweep, 125 watts 12 volt noice level 5 db complete with connection testing etc as required. 8 supplying and drawing following sizes of frls pvc insulated copper conductor, single core cable in the existing surface /recessed steel/pvc conduit as required (a) 3 x 2.5 sq mm total quantity : 108