6IN CORE-PREWIRED-For carpet, tile, wood and laminate concrete floor coverings. For use in 6" (152mm) diameter opening. Devices are recessed 3 1/4" (83mm) below floor surface. Die-cast aluminum cover assembly is available in the following powder coated finishes: (BK) black, (GY) gray, (NK) nickel, (BS) brass, and (BZ) bronze. INCLUDED: For Side Compartments: One (1) proprietary 20A Duplex Power Receptacle installed, One (1) 682A Device Plate, One (1) 68MAAP Device Plate. For Center Compartment: One (1) 6DEC Mounting Plate, One (1) 6AAP Mounting Plate, One (1) 6MAAP Device Plate. For Bottom Feed Compartment: One (1) 5PTHA 1/2-Gang Pass-Through Housing Assembly, One (1) 1PTHA 1-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. Receptacles can be wired as a standard or isolated ground device. Nickel