... resistance,corrosion resistant,heat preservation,non-toxic,higher flow capacity,long life,environmental Name: ppr pipeSpecifications1.We supply ... its thermoplastic material ,glossy inwall & outwall ,smaller flow resistance and low noise.8.It is the most durable tube ... heat drinking water ductwork (houses, hospitals, schools and foodstuff); swimming pools and tap water pipeline fixings2) Clean, pure water ...