Flex-Drain Coupler, Flex-Drain, Mfr#: 55020

The Flex-Drain 4 inch polypropylene DWV Flex-Drain coupler is ideal for connecting 2 cut pieces of Flex-Drain. The Flex-Drain system helps you get the job done faster and easier with professional grade durability and more versatility than traditional corrugated pipe. Flexible and expandable Flex-Drain easily bends around any obstacle holds its shape during installation and with a simple snap its integrated soil-tight fittings lock securely and stay connected during backfilling. Flex-Drain is a complete drainage solution system that’s widely compatible with virtually all traditional 3 inch and 4 inch corrugated pipe and 4 inch PVC. Technologically superior it’s made with no-break copolymers and exceeds all applicable ASTM crush standards.