Designed to be installed in concrete floors, raised floors, wood floor applications. Box has a fully finished interior to assist plugging and unplugging of devices. Box comes complete with all components needed for initial installation. Included components are: protective/disposable cover, tunnel system for connecting the two modules of compartments, two (2) removable modules, two (2) toggle clamps to secure box to raised and wood floors, two (2) cable management guides, two (2) leveling support legs for concrete applications, trade size knockouts ranging in size from 3/4 to 2. Items not included with the box and sold separately are: receptacles, communication jacks, and A/V devices and device plates. Box is compatible with Wiremold Walkerflex Modular Wiring System. Custom options are available upon request. NOTE: For use on bare (polished) concrete or terrazzo floors EFB610-CTR must be used. (Sold separately.)