John Guest Speedfit Plastic Lever Valve 15mm (15SV-H) (Pack of 5)The JG Speedfit ball valve enables the flow of water to a fixture or appliance to be isolated in the event of an emergency or for maintenance work using an easy to operate _ turn handle. Simply push the valve fully onto the pipe. To demount the connection, push the collet towards the body of the push fit fitting and pull the pipe release. The JG Speedfit ball valve is up to 40% faster to install than traditional methods and is easier to use in