plastic pipe, 15 years of OEM experience, with CE, ISO9001, ISO14001certificates, high quality and competitive price.ppr materia plastic pipe No.1: Most of our products are CE and ISO 9001: 2000 certified.No.2: Our products include PEX-AL-PEX, PEX, PPR, PE, PEX-A, PE-RT ... Piping and Fittings. High quality, competitive price and fast delivery are provided.NO.3 : We use imported material . ...