R1270 Combined Large Sump Roof Drain with Secondary Overflow

MIFAB® R1270 Series Combined Large Sump Roof Drain and Secondary Overflow System, consisting of 24" x 42 “ galvanized sump receiver, two lacquered cast iron roof drain bodies with 15" diameter anchor flange, cast iron waterproofing membrane clamp rings with integral gravel stop, one 4" ABS overflow standpipe and two self-locking polyethylene dome strainers with a combined free area of 250 square inches.