The PPR Water Heater Union is a pipe fitting that connects the water heater and the water pipe. One end is threaded to connect the water heater, and the other end is connected to the ppr part and the ppr water pipe by hot-melt.
Specification:（mm）20x2·8 25x3·5 32x4.4 40x5.5 50x6.9 63x8.7 75x10.1 90x12.3 110x15.1
Pressure class S2.5 PN2.5 (MPa)
Specification:（mm）20x3.4 25x4.2 32x4.4 40x6.7 50x8.3 63x10.5
