R1100-G Small Sump Roof Drain Ballast Guard for IRMA Roofs

R1100-G

MIFAB® R1100-G Series lacquered cast iron roof drain with anchor flange, cast iron waterproofing membrane clamp ring with integral gravel stop, stainless steel perforated 6” (152) high ballast guard with ½” (13) round drainage openings and standard self-locking polyethylene dome strainer with a free area of 43 square inches.

SKUs: R1102-G, R1103-G, R1104-G, R1105-G, R1106-G

Specifications

Series R1100-G
SKU R1102-G, R1103-G, R1104-G, R1105-G, R1106-G
Function Used in any type of flat roofs and gutters that use the insulated membrane assembly method of waterproofing (I.R.M.A.). Typical when built-up felt and asphalt waterproofing is installed on top of the roof membrane for protection against the elements. The 6” high perforated stainless steel ballast guard is furnished to retain the crushed gravel used in flat roof construction. The ½” diameter holes allow for drainage without clogging. 8” diameter body is ideal for applications with limited space. Dome provides for efficient drainage of rainwater and prevents debris from entering the drain line. Anchor flange and membrane clamp with tongue in groove design provides for secure grip of membrane and roof flashing materials.