... R water pipes good heat resistance, long usage, good decay resistance, Recycling, good heat-conducting property Features: 1) antisepsis, light,high ... 20 - 63mm 6) Applications:a) Potable water pipe networks for cold and warm water installations, for residentialbuildings, hospitals, hotels, school ... fluids (acids, alkali)i) Transport of liquid food supplying high quality of water supply PPR pipe