1055Flow Regulating Roof Drain

Particularly effective for protecting older roof drainage and sewer systems from flooding, our 15-1/4" (390) roof drain has a fixed PVC flow rate controller. It is fitted with a combined gravel stop and flashing clamp that grips roofing materials to create a watertight seal without puncturing and a polyethylene dome strainer to capture debris.

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Learn More about this warning
Shows specifications for standard configuration. Configuration options may change specifications.
  • Variations
    Expansion Joint (Specify Fig. 1710), Extension (Specify Height) -E, -E02 2" (51), -E04 4" (100), -E06 6" (150), "L" Shaped Underdeck Clamp -CL, L Speedi-Set Service Weight 02(50), 03(75) & 04(100) sizes only, LXH Speedi-Set Extra Heavy 02(50), 03(75) & 04(100) sizes only, Secondary Flashing Clamp -C2, Sump Receiver -R, Underdeck Clamp -C, Vandal Proof Dome -U, T Threaded Outlet, (2) 3/8” (10) Tappings -TAP
  • Optional Materials
    Bronze Standpipe -BZS, Cast Iron Standpipe -CIS, Galvanized Cast Iron Body and Collar -G, Galvanized Cast Iron Dome -CIDG, Cast Iron Dome -CID, Aluminum Dome -AD, Rough Bronze Dome -RBD
Technical Drawings
1055 Roof Drain (dwg)Flow Regulating Roof Drain [1055C | Caulk Bottom Outlet; 1055Y | No-Hub Bottom Outlet]DWG677 KB
Literature / Videos
MGI Brands Flyer (pdf)MGI Brands Flyer (pdf)PDF712 KB
Specifications for Roof DrainsSpecifications for Roof DrainsDOC230 KB
MGI Corporate Brochure (pdf)Who we are, Our History, Morris Group International TodayPDF8 MB
Technical Data for Roof DrainsTechnical Data for Roof DrainsPDF2 MB
Parts Order Guide for Roof DrainsParts Order Guide for Roof DrainsPDF5 MB
Order Guidelines for Roof DrainsOrder Guidelines for Roof DrainsPDF120 KB
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