The raw material is Polypropylene Random Copolymer (PP-R). This material due to high quality is the most reliable system to be employed in plumbing and water supply plants.ESCON PP-R Pipes and Fittings being physically superior, hygienically safe and non carcinogenic, have been approved by the Health Institutes, CBRI Roorkee (India) and many other recognized international institutes for its superior product qualities.