Retrofit Flat Roof Drains

Secure the clamping ring if applicable to the retrofit drain to prepare for the drain strainer.

Retrofit flat roof drains.

Drain inserts for retrofit applications. If uneven debris could enter the roof drain pipe and prevent water flow. The portals plus reroof drain is designed for the easiest and most reliable installation for use in conjunction with an existing drain when reroofing. Retrofit roof drains make roof drain replacement and installation quick and easy.

We are there when you need us so give us a call today. Adjust the retrofit roof drain flange to lay flat on the roof surface. Insert the retrofit roof drain into the existing drain pipe and tighten the protective seal. The unit is based on a flat underside flange for flush roofing material installation.

The rd2150 is designed specifically for renovation or retrofit applications where a existing roof drain body cannot be utilized. A special precompressed modified asphalt impregnated expanding foam sealing tape automatically makes a permanent elastic watertight seal to the existing drain eliminating water backup.