Extra deep fixture is ideal for high-traffic areas. Door is hinged with full-length stainless steel piano hinge. Secured with tumbler keyed lock. Towel delivery is quiet and uniform. Hands free dispenser reduces paper flow, and provides maximum hygiene. Heavy duty 18 gauge stainless steel door (304, #4 brushed finish). The recessed body is constructed using corrosion resistant galvanized steel (20 gauge). Universal (non-proprietary) touchless paper towel dispenser will accept all standard 8" wide roll towels. Large detection zone senses hand when placed in a natural position under dispenser to deliver a 12” length of towel. Operates with 4 “D” size alkaline batteries or plug in AC adaptor. 4 alkaline batteries have been independently tested and found to provide 35,000 hand dries.