What is the plastic pipe joint of water supply pipe?
You need to turn the elbow joint, need to connect a pipe to the hoop
If you need to change or you need to connect a thick tube tube diameter hoop, if you want to separate the two pipes to three, if you want to connect to connect pipe can rotate joint.
This depends on what kind of plastic you use, for example, you want PPR that connector is PPR pipe fittings
