Ball/Butterfly Valve 1/2" 3/4" 1" Pipeline Manipulator For DN25 Gas/Water Shut Off Controller ,Easy to Install

Water pipeline configuration , the user can install it yourself. with automatic, manual clutch conversion . the electric valve opening time : 8~12 second Fit all kinds of combustible gas , fit 1/2", 3/4" ,1" different models of old and new , gasand water pipeline valves. After-sales service, Please contact if you have any questions.