Victaulic® FireLock® Check Valve Assembly, Riser, Series: 717R, 4 in Nominal, Grooved, 365 psi Maximum, Specifications Met: ASTM A536, Grade 65-45-12, cULus Listed, Media: Water, 9.63 in Inlet to Outlet Length, 14-1/4 in Top to Inlet Center, Ductile Iron Body, EPDM Seal, Painted Black Enamel, 4-1/2 in OD
Features an elastomer encapsulated disc with an electroless nickel-plated seat