Jain Irrigation Systems’ Sure-Loc high-density polyethylene (HDPE) pipes combine flexibility with toughness and can be installed to follow terrain contours. The Sure-Loc joint is designed to ensure a positive locking and leak-proof joint, and these pipes are manufactured strictly in accordance with ASTM D 3035 out of virgin HDPE raw material. Suitable for potable water supply, they are resistant to corrosive acids, bases and salts and unaffected by bacteria, fungi or aggressive soils. Ranging from 2 inches to 8 inches in SDR 11, 9 and 7, these HDPE pipes come in laying lengths of 20 feet and 40 feet. Jain Irrigation Systems Inc.