Victaulic® FIRELOCK™ Check Valve, 717 Series, 8 in Nominal, Grooved Connection, 365 psi, Water Media, 14 in Inlet to Outlet Length, 6.06 in Top to Inlet Center, 1800 Cv Flow Coefficient (Cv), Material Standard: ASTM A536 Grade 65-45-12, Ductile Iron Body, Ductile Iron Seat, EPDM Seal, Elastomer Disc, Ductile Iron/Elastomer Trim, EPDM Softgoods, Black, Finish: Painted, 9.88 in H, Domestic/Import: Domestic