... ppr and copper, high quality,good looking, long service life. male thread tee.Available size: 20*1/2M, 25*1/2M, ... pipe is smooth, with little fluid resistance.7, Easily fix and reliable: use fusing welding no need to thread rolling, it ... can finish a joint in just a few seconds. When it needs to connect with the ... be normally used in 50 years or longer. tee with male thread