bids are invited for boq for ss exhaust ss hood with ss filter for size 84x30x18 inch 20 swg ss hoods including ss baffle type washable grease filter , fresh air ducting 22gauge gi ducting , hot air ducting 22gauge gi ducting , fresh air jali 15x6 inch aluminium adjustable , cooler 1200 sf for vent cool 20u 20000cmh capacity with power consumption 1.1 kw , 7.5 hp blower fan motor rpm 1440 volt 440 phase 3 , gi jali for blower , stater 2.5 4 amp , remove old duct hood and blower , annualy 04 preventive maintenance and servicing of the system procurement, installation, testing and comminssioning of ss hood exhaust with cool air ventilation system category not available on gem for the text string uploaded by the buyer relevant smoke exhauster cum blower or air exhausters total quantity : 2932