Watts - RD-300-W - Overflow Roof Drain with 4 in. Internal Water Dam SKAPS paired with a trap or

paired with a trap or basket to capture debris and allow simple removal for maintenance

Built for durability and efficient flow

Designed as an effective Exterior Stone Adhesive

The flange also helps secure the nozzle to prevent removal or theft

Watts - RD-300-W - Overflow Roof Drain with 4 in. Internal Water Dam SKAPS paired with a trap orThe Watts RD 300 W is a medium area roof drain designed for primary drainage where a wide flange is required for secure membrane attachment. Its epoxy coated cast iron body provides long term durability, while the wide flange and flashing clamp help create a robust, watertight connection to the roofing system. A self locking polyethylene dome protects the drain from debris, and the unit comes equipped with a standard no hub outlet for straightforward