... 1. Adopt advanced Germany production line 2. Sanitary and non toxic Polypropylene pipe for hot and cold water supplyOur pp-r pipe ... airports, hotels, schools and offices, etc.Transmission of foods, chemicals and electrical productsTransmission of industrial corrosive fluids(acid, alkali and salt, etc.)Drinking ... /cm³, 1/9 that of steel pipes and 1/10 that of brass pipes. Because of the light weight, it ...