Advanced Drainage Systems 6 in. External Snap Coupling

Advanced Drainage Systems 6 in. Corrugated External Snap Coupling. Made of high-density polyethylene (HDPE), this coupling is designed to last the life of your drainage system. The coupler snaps securely over the ends of each pipe section for a fast, reliable connection. ADS single-wall fittings are an ideal choice for residential and commercial drainage projects.