Justrite Manual Drum Cover with gasket and vent is made from steel with a powder coat finish and is designed to use with 55 gal drums. Cover transforms the drums into a fire safe hazardous waste receptacle and the gasket, latched lid seals the drum thus averting vapor release. The vent relieves the pressure build-up under elevated temperatures from 3 - 5 psig. The chemical-resistant cover is used for the aircraft, furniture and printing industries and meets the requirements of NESAM standards.