Watts - RD-200-R - Overflow Roof Drain with 2 in. External Water Dam ZC100F-8NH it features a heavy-duty scrim

it features a heavy-duty scrim reinforcement between the layers

while the fire-retardant properties meet rigorous safety standards

and commercial roofing applications

The drain grate works with the Dura Slope Channel Drain to collect water flows from impervious surfaces

Material Thickness:40 mil = 3/64”60 mil = 1/16”80 mil = 5/64”100 mil = 3/32”

Watts - RD-200-R - Overflow Roof Drain with 2 in. External Water Dam ZC100F-8NH it features a heavy-duty scrimThe Watts RD 200 R is a small area overflow roof drain designed to provide secondary (emergency) drainage when primary roof drains are exceeded or obstructed. Its epoxy coated cast iron body offers long term durability, while the flashing clamp helps ensure a secure, watertight connection to the roof membrane. A raised external water dam provides controlled overflow height, and the self locking polyethylene dome protects the drain from debris. The