MIFAB® F1420-C Series lacquered cast iron floor drain with anchor flange, cast iron clamp ring with primary and secondary weepholes for waterproofing membrane, and standard 1” (25) thick, 7 3/4” x 7 3/4” (197 x 197) square, (specify material finish) tractor grate. (For non-membrane floors, use F1420 Series.)