Speedfit Stem Elbow 15mm.

John Guest Speedfit elbow connection for joining another elbow or tee to plastic and/or copper piping at a right angle without the need for additional pipe between the two. Simply push the fitting onto the pipe and twist the plastic nut clockwise to lock in place. The connection can also be removed at a later date if required. Removes the need for soldering of copper piping for easy, quicker & more convenient installation.