... ball Valve widely used in water systerm and heating systerm. 2 way valve stainless steel valve Motorised valve,electrical valve , motorized ... : 1 to 1-1/4 inches, full port metal ball valve o 1/2 to 1 inches plastic ball valve o Material: brass, stainless steel, UPVC, CPVC ... o Working pressure: 1.0 mPa o ...