R150 Cast Iron Combined Roof Drain with Aluminum Domes and Overflow Standpipe

MIFAB® R150 Series combined roof drain and secondary overflow system, consisting of one piece lacquered cast iron drain body with integral sump receiver, cast iron waterproofing membrane clamp rings with integral gravel stops, one 2 1/2" (64) high integral cast iron overflow standpipe and two self-locking metal dome strainers with a free area of 43 square inches each.