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GRD-640 Watts

Green Roof Metered Overflow Drain

Series GRD-640 epoxy coated cast iron green roof drain overflow drain with flashing clamp, ABS standpipe with 5/8 in. (16mm) orifice, perforated stainless steel gravel guard with secured solid cover, and no hub (standard) outlet.

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Select options below to identify the UPC, Order Code, and Repair Kit for a specific GRD-640