... Hyosung, has researched and developed the new type PP-R pipes, PP-R pipe fittings and the professional fusing joint tools. ... 1/200 of the metal pipe’s, effective in heat preservation and energy conservation of hot water pipe.5, Light, high pressure ... , it can finish a joint in just a few seconds. When it needs to connect with the metal pipe and water equipment, ... .2 32x5.4 40x6.7 50x8.4 63x10.5 ppr pipe