John Guest Speedfit Chrome Plated Lever Ball Valve 15mm (15BV) (Pack of 2)JG Speedfit ball valve (chrome plated) for connecting plastic or copper pipe. Using an easy to operate handle, the valve enables the flow of water to a fixture or appliance to be isolated in the event of an emergency or for maintenance work. 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 (chrome plated) is up to 40%