6 in Adjustable Extension Roof Drain with Deck Plate

SPECIAL ORDER ITEM. Review Returns Policy before purchase. Engineered for commercial and industrial roofing systems, this primary drain assembly features a cast iron body designed for robust water management. The unit includes an adjustable extension assembly and a deck plate to accommodate specific roof deck requirements during installation. A dome strainer is provided to facilitate consistent water flow while preventing debris from entering the drainage system. This assembly is ASME- certified and meets UPC- and IPC- compliance standards, ensuring it adheres to established plumbing codes for building infrastructure projects. The inclusion of a membrane flashing clamp and gravel guard secures roofing materials to maintain system integrity and prevent leaks in demanding environments.