Includes 6" diameter poke-thru stem assembly with a disposable plate. Devices are recessed 3 1/4" (83mm) below floor surface. No cover assembly is included. For use with the following cover assemblies (purchased separately): 6CTC and 6CT Series. INCLUDED: For Side Compartments: Two (2) proprietary 20A Duplex Power Receptacles installed. For Center Compartment: One (1) 6ACT8A Mounting Plate, One (1) 6TRAC Mounting Plate, One (1) 6SER Mounting Plate. For Bottom Feed Compartment: One (1) 5BLH 1/2-Gang Pass-Through Blank Housing Assembly (Tunneling extends from the 5BLH to 575CHA so that power cables from the 20A duplex receptacle mounted on the left side of the poke-thru device are run into the junction box attached to the 575CHA.) , 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.