FM/UL Certificated Casting Ductile Iron Pipe Fittings Grooved Reducing Tee (Size 12' * 4 1/ 4OD '')

China FM/UL Certificated Casting Ductile Iron Pipe Fittings Grooved Reducing Tee (Size 12′′ * 4 1/4OD′′), Find details about China Pipe Fittings, Grooved Reducing Outlet from FM/UL Certificated Casting Ductile Iron Pipe Fittings Grooved Reducing Tee (Size 12′′ * 4 1/4OD′′)