The units assembled together provide a roof drainage system with an extension range of 3/4″ to 8″ to accommodate for specified insulation heights provided by the roofer. Slots provided around the base of the sump pan permit the installer to secure this system to the top of the deck. The R1200-JD-STR is professionally designed for new and replacement installations.

The Mifab Large Sump Roof Drain with a 4 inch outlet and cast iron dome is a crucial component of any building’s roofing system. This drain is designed to efficiently remove excess water from the roof, preventing water accumulation and potential damage to the building structure. The large sump design allows for a greater volume of water to be drained quickly and efficiently, reducing the risk of water pooling on the roof.

The cast iron dome provides durability and longevity, ensuring that the roof drain will withstand the elements and continue to effectively drain water from the roof for years to come. The 4 inch outlet size allows for maximum water flow, further enhancing the drain’s efficiency. Overall, the Mifab Large Sump Roof Drain is a high-quality and reliable solution for managing water runoff on commercial and industrial roofs, providing peace of mind to building owners and occupants.

Specifications

MIFAB Series R1200-JD-STR lacquered cast iron large sump 15″ diameter roof drain with anchor flange, large cast iron waterproofing membrane clamp ring with four bolt pattern, integral gravel stop, and standard self-locking cast iron dome strainer with a free area of 103 square inches. W/A8-BP-STR lacquered 18 gauge sump pan, 30in x 30 in and HS-8 hardware.

Specification Sheet