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Rainfall Rates U.S. Cities 2019(PDF, 234KB) -
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Part Number Configurator
SPECIFICATION: MIFAB Series R1220-JC lacquered cast iron medium sump roof drain with 12" diameter anchor flange, large cast iron waterproofing membrane clamp ring with integral gravel stop, 5” (127) high stainless steel perforated ballast guard with 1/2" (13) round drainage openings and standard self-locking cast iron dome strainer with a free area of 71.50 square inches.
FUNCTION: MIFAB Series R1220-JC lacquered cast iron medium sump roof drain with 12" diameter anchor flange, large cast iron waterproofing membrane clamp ring with integral gravel stop, 5" (127) high stainless steel perforated ballast guard with 1/2" (13) round drainage openings, and standard self-locking cast iron dome strainer with a free area of 71.50 square inches.
