Drainage channel coupling for 100mm Stretch Dranin. Versatility, Flexibility, Durability, Compatibility. Stretch-Drain is simply a  better solution from every angle. In fact, our innovative system of expandable pipe and fittings outperforms every other brand.  It actually installs 20% faster than standard corrugated pipe and requires 80% less space for transport and storage. Widely compatible with 90 and 100mm PVC pipe, Stretch Drain is designed to work hard, and bend easy.

Connects Stretch Drain to RELN surfacewater drainage 90mm outlets