3 in Cast Iron Roof Drain with Flat Grate

SPECIAL ORDER ITEM. Review Returns Policy before purchase. Engineered for high volume water removal, this 3 in roof drain features a durable epoxy coated cast iron body. The assembly includes an integral gravel stop to prevent debris accumulation and a self-locking polyethylene dome to maintain drainage efficiency. Designed for professional plumbing applications, the unit incorporates a deck flange with an adjustable extension to accommodate various roof thicknesses. It features a 3 in no-hub outlet for secure connection to drainage piping. This component is ASME- certified and UPC/IPC- compliant, ensuring it meets rigorous North American plumbing standards for commercial and industrial roof drainage systems.