... ,ISO,CE ,OHSAS 2.Easy connect for cold and hot water pipe 3.Santity,Healthy,Smooth 4.Green,Gray,White BRIDGE ... 1) Healthy and non-toxic, bacteriologically neutral, conforming to drinking water standards 2) Resistant to high temperatures (110°C), good impact ... usage life for ABOVE 50 years good price green ppr fitting for water supply