Watts - GRD-670 - Green Roof Drain w/Auxiliary Inlet American Wick Drain Epoxy-coated cast iron body for

Epoxy-coated cast iron body for corrosion resistance and durability

it secures both roofing membrane and flashing around the stack opening to prevent leaks and maintain roofing integrity

and rugged grate design ensure dependable performance and easy maintenance in harsh

135° scupper angle suited for overflow

these drains provide efficient water removal without disrupting architectural design

Watts - GRD-670 - Green Roof Drain w/Auxiliary Inlet American Wick Drain Epoxy-coated cast iron body forThe Watts GRD 670 is a green roof planter drain designed for primary drainage in large planter beds and vegetated roof sections. Its epoxy coated cast iron body provides strong corrosion resistance, while the perforated stainless steel ballast guard helps prevent soil and debris from obstructing flow. A secured solid cover allows for surface level maintenance access, and the unit includes a standard no hub outlet for straightforward installation. Key