MIFAB® C1100-US Series adjustable floor cleanout with lacquered cast iron body and anchor flange, secondary “O” ring Test Seal, 4” diameter cleanout opening and square scoriated combined cover and plug top assembly (specify material type) with 1 1/4” recess for terrazzo and stainless steel vandal proof allen key screws and primary gasket seal. (For membrane floors, add Suffix -C for the membrane clamp.)