4 in PVC Roof Drain with Dome

SPECIAL ORDER ITEM. Review Returns Policy before purchase. Engineered for efficient water management in light commercial and residential infrastructure, this roof drain features a robust body construction with galvanized steel-threaded inserts for secure assembly. The included high-impact polyethylene dome strainer effectively filters debris to maintain consistent drainage flow and prevent system clogs. This unit is fully ASME- certified and complies with UPC- and IPC- standards, ensuring it meets rigorous plumbing safety and performance requirements for building projects. The design supports the addition of optional accessories like underdeck clamps and vandal-proof screws to accommodate specific site installation needs.