The Enardo line of Marine Vapor Control System Pressure Vacuum Relief Valves is specially designed to meet the requirements of CFR33 Part 154 for U.
S. Coast Guard Marine Vapor Control Systems. This pressure vacuum pipe away valve includes a 30x30 stainless steel flame screen for valve inlet and outlet, gooseneck weather hood, Teflon® internal gaskets and 316 stainless steel hardware.