2 in Dual Function Roof and Overflow Drain

SPECIAL ORDER ITEM. Review Returns Policy before purchase. Engineered with a durable cast iron body and a protective coating, this combination roof drain and overflow system manages water drainage and prevents ponding on roof surfaces. The assembly includes a cast iron clamp device with an integrated gravel guard, a roof sump receiver, and a cast iron dome strainer to filter debris. Designed for professional plumbing applications, this unit is ASME-, UPC-, and IPC- compliant, ensuring it meets rigorous industry standards for performance and safety in commercial roofing installations.