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resist corrosion
Engineered Strength – Withstands daily use and moisture exposure in demanding commercial settings
Fire Retardant Plastic ensures dependable protection in environments where safety from fire hazards is essential
Water-Resistant Construction: Built with materials that can withstand moisture
Watts - RD-300-R - Overflow Roof Drain with 2 in. External Water Dam Z100F-8NH resist corrosionThe Watts RD 300 R is a medium area overflow roof drain designed to provide secondary (emergency) drainage when primary roof drains are overwhelmed or blocked. Its epoxy coated cast iron body offers long term corrosion resistance, while the flashing clamp and integral gravel stop ensure a secure, watertight membrane connection. A raised external water dam sets the overflow height, and the self locking polyethylene dome helps keep debris out. The unit
