MIFAB® F100-C Series lacquered cast iron floor drain with anchor flange, cast iron membrane clamp ring with primary and secondary weepholes for waterproofing membrane, and standard satin finished nickel bronze or ductile iron strainer with vandal resistant stainless steel allen key screws.MIFAB® Series F100-C lacquered cast iron floor drain with anchor flange, cast iron membrane clamp ring with primary and secondary weepholes for waterproofing membrane, and standard satin finished nickel bronze or ductile iron strainer with vandal resistant stainless steel allen key screws.