Morrison Bros 246A-0600 AV 2" Swing Check Valve w/ Expansion Relief 25psi

Designed for to prevent backflow in horizontal piping systems. Swing check valves allow liquid to flow in a single direction. Standard Features Durable metal-to-metal seats Thermal expansion relief available in 25 or 50 PSI settings 200 PSI cold non-shock pressure limit Construction Details Body and cap: Brass Internal components: Brass Gasket: Nitrile composite or PTFE Expansion valve: Brass and FKM