1. PP-R pipe for cold water 2. size: 25*2.3mm-110*12.3mm 3. color ... : white, green, gray 4. Certification: ISO9001:2008, ISO1400 PP-R pipe ... :2008, ISO14001, CNAS C048-Q, IAFApplications: Cold or hot water supply, heating system including flooring heating and radiating system, central ... liquids transportation white or green PN1.6 PP-R pipe for cold water