For carpet, tile, wood and laminate concrete floor coverings. For use in 8'' (203mm) diameter opening. Devices are recessed 3 1/4'' (83mm) below floor surface. Die-cast aluminum cover is available in the following powder coated finishes: (BK) black, (GY) gray, (NK) nickel, (BS) brass, (BZ) bronze, and (AL) aluminum. INCLUDED: For Side Compartments: No Device Plates are provided. For Center Compartments: No Device Plates are provided. For Bottom Feed Compartments: One (1) 5PTHA 1/2-Gang Pass-Through Housing Assembly, One (1) 575CHA 1/2-Gang 3/4'' conduit Housing Assembly (also includes junction box attached to the 3/4'' conduit). NOTE: UL Fire Classified for up to 2-hour rated floors.