16931-0150 - 3/4" FVX-5C Commercial Temperature and Pressure Relief Valve, Female InletSpecification Sheet Cash Acme 16931 0150 3 4" FVX 5C Commercial Temperature and Pressure Relief Valve, Female Inlet The Cash Acme FVX Series combination temperature and pressure relief valves are designed to offer high capacity protection for domestic and commercial water heating devices. The Cash Acme FVX Series is fully automatic, and the valves reseat after either temperature or pressure relief. The FVX Series Valves have a standard factory