Specifications: Size Range: 20mm to 1000mm Pressure Rating: 2.5kg/cm² to 16kg/cm² Colour: Black with blue strips or as per customers requirement Working Temperature Range: -40C to +80C Working Life: 50 Years for Water Application Conforms to: IS 4984, ISO 4427, IS 14333, or as per customer specification. Cooling Water Applications: HDPE pipe is an excellent insulator, with minimal heat transfer. Copper transfers heat 2700 times more than HDPE. HDPE does not become brittle at 32 deg.F HDPE does not leak, it is seamlessly fused HDPE does not corrode