SPECIFICATIONS: Master Air model EH Type I canopy-style exhaust hoods are for use above a broad spectrum of grease, smoke, and heat producing equipment. Hood body to be constructed of 18- gauge type 304 stainless steel with double-thickness end panels. UL 710 Listed construction without exhaust dampers. Canopy construction meets NSF standards. All exposed welds to be ground smooth and polished to face. Factory-installed hanger brackets to be mounted a maximum of 60” on center. Integral concealed stainless steel bottom grease filter frame forms a pitched drip guard draining to a removable stainless steel drip pan. Removable UL Classified stainless steel baffle-style grease filters to be included and to run the length of the hood, with stainless steel blank-off panels as required. Low profile recessed LED light fixtures, UL Listed and constructed for use in grease-laden environments, to be included and pre-wired to junction box on top of the hood. Hood to include an auto start control system as required by the International Mechanical Code. Temperature sensor to monitor differential between room ambient and hood interface temperatures, activating the hood system fans if the temperature differential should exceed a preset limit. Temperature sensor to be factory-mounted in hood and pre-wired to same junction box as lights. Optional make-up air plenums can be mounted flush with ceiling or exposed, below. Flush plenums to be constructed of white-clad steel to match ceiling grid. Exposed plenums to be constructed of stainless steel to match canopy. Plenums to include spin-in collars, each with balancing damper. Optional top bulkhead extending to ceiling to be constructed to match hood.