John Guest Speedfit Blue Connector PE-Copper 20 X 15mm UG601B (Pack of 2)JG Speedfit cold water service PE copper coupling for the connection of MDPE pipe. The uniquely designed push fit fitting incorporates stainless teeth to provide a tight and secure grip on the pipe. Simply push the push fit fitting fully onto the pipe. The connection is demountable, making it easy to work with in the ground when maintaining or altering an existing set up. The JG Speedfit cold water service PE copper coupling is up to 40% faster to