The coupler from Duraline is engineered for robust performance in demanding applications, featuring a high-strength molded plastic body that is particularly suited for underground duct installations. With a maximum working pressure of 40 psi and an impressive pull-out strength of 950 lb, this coupler provides reliable and secure connections for various lengths of HDPE piping and continuous reeled products. Its UV stabilization ensures durability in outdoor environments, while the O-ring design guarantees an air- and water-tight seal, essential for efficient system operation. For added convenience, stainless steel band clamps enable easy hand tightening with a standard nut driver, making installation straightforward and efficient.