Provide KEES Model KA wall hung (or KB island style) exhaust only hood(s) constructed of 18 gauge (16 gauge) type 304 (type 430) stainless steel having a #3 polish of sizes as indicated. All exterior seams shall be continuously welded, liquid tight as required by U.L., and ground an polished to match the original finish of the material. Hood(s) shall be fabricated in accordance with National Fire Protection Associated (NFPA) Bulletin No. 96, shall be National Sanitation Foundation (NSF) Listed and bear the NSF seal, and shall be Underwriters Laboratories (U.L.) Listed and U.L. labeled as required. U.L. Listed exhaust air fire dampers shall be provided if required by local code. The full length filter housing with pitched grease trough shall be of 18 gauge, type 304 (type 430), #3 polish stainless steel complete with removable stainless steel grease container. Filters shall be U.L. Classified, 2" thick baffle type constructed of aluminum (or stainless steel). Lights shall be U.L. Listed incandescent vapor proof 100 watt type on approximately 3 foot centers (or U.L. Listed fluorescent fixtures) pre-wired to a junction box on top of the hood. Wiring shall conform to the National Electric Code (NEC). For more details, refer to KEES catalog KAB.