RD-700 epoxy coated cast iron dual outlet roof drain/overflow combination with flashing clamp, integral gravel stop, 2 in. high internal overflow standpipe, secured ductile iron dome, and no hub outlets. Constructed to withstand climate and the rigors of long-term use.
Size/Part #
3" - BHWL7032
4" - BHWL7042
6" - BHWL7062
Free area: 157 square inches
Deck opening: 18-1/2" (470) x 10-1/2" (267), with sump receiver: 22" (559) x 14" (356)
Type: New Installation/Direct Connect
Material: Cast Iron
I really like the products we purchase from Marathon. They are always helpful and much nicer to deal with than my previous manufactures.
— Bob, Commercial Coordinator, ABC Supply Company, Austin, Texas