Victaulic® FireLock™ Supervised Open High Pressure Butterfly Valve With Weatherproof Actuator, 765 Series, 2-1/2 in Nominal, Grooved Connection, 365 psi, Water Media, 3.77 in Inlet to Outlet Length, 7.54 in Top to Inlet Center, 260 Cv Flow Coefficient (Cv), Material Standard: ASTM A536 Grade 65-45-12, ASTM B733, Iron Body, EPDM Seat, Nitrile Seal, Iron Disc, Iron/Carbon Steel Trim, EPDM/Nitrile Softgoods, Black, Finish: Alkyd Enamel-Coated, 4 in W