Morrison Bros. 351S Flame Arrester/ Pressure Vacuum Vent

Description

Flame arresters provide a positive barrier that keeps flames from passing through the normal vent line into a storage tank’s vapor space. Note: Vacuum Setting 1.0 oz / sq. Inch Features Directs vapors outward and upward in accordance with NFPA 30 Protects the vent line from debris and insects Water resistant rain cap sheds water away from the vent line Construction Details: Body and cover: Cast iron Arrester Plates: Stainless steel Arrester grid housing: Brass Restrictions Do not use with acetylene, carbon disulfide, etheleneoxide or hydrogen gases. For use with normal hydrocarbon flames such as gasoline in air. Routine inspection is required to ensure airways are clear and free of debris. Blocked airways can cause structural deformation of the tank.