The John Guest Speedfit Equal Tee 10 mm fitting is for the connection of three equal sized plastic or copper pipes. Simply push the push-fit fitting fully onto the pipe and twist the plastic nut clockwise to lock it in place. To demount the connection, unlock the nut by hand and push the collet towards the body of the Push-Fit fitting and pull the pipe to release. The John Guest Speedfit equal tee Push-Fit fitting instals up to 40 percent faster than traditional methods and is easier to use in confined spaces because it eliminates the need for hot work and tools.