13 5/8" L x 10" W x 2 7/16" D [346mm x 254mm x 62mm]. Fully adjustable with tunnel and two receptacle brackets included. Feed through tunneling to adjacent compartments only. Tunneling can be set to feed all four compartments from one conduit in a single-service application. Communication brackets not included. All boxes and activations are sold separately. NOTE: For use on tile, terrazzo, carpet, or wood covered floors. Additional configurations available.