Supreme offers CPVC hot water pipe and CPVC cold pipe series - Lifeline C-PVC pipes are available from ½” to 2” sizes in SDR 11 and SDR 13.5 pressure classes, conforming to IS 15778. Fittings are available from ½” to 2” sizes in SDR 11 pressure class as per ASTM D – 2846. High pressure class pipes and fittings in ¾” and 1” sizes in SDR 9 are also available as per company standard.