PPR Pipes and Fittings Features: 1.The service life is so long(The PPR cold and hot water pipe life can over 50 years in the stated condition.) 2.High temperature resistance.(Under the stated pressure condition,the temperature is 0-90°for PPR,the service life is so long.) 3.Chemaical corrosion resistance,furring resistance,increase current.The chemistry of PPR can resist chemical ionization in water,stop furring,increase by 10% comp...