The Evolution™ Series Four/Five Gang On-Grade Floor Box is designed to be installed in both on-grade and above grade concrete floor applications. Box has an epoxy coating that allows the box to be placed in on-grade applications without the need for additional vapor barriers. The box has a fully finished interior to assist plugging and unplugging of devices, and comes complete with all components needed for initial installation. Designed to work with standard size wall plates for four gangs of capacity, or proprietary plates for a full five gangs of capacity. Custom options are available upon request. Features: Evolution Series Floor Boxes are designed to work in concrete, raised and wood floor applications and are fully adjustable both pre- and post-concrete pour.; Configurable with removable modules. In addition to having removable dividers and a tunnel feature that allows all compartments to be connected.; The modules are removable through the top or back of the floor box, allowing for easier installations and facilitating moves, adds, and changes without having to disconnect services, saving time and money.; Durable 180± articulating hinge. Hinge design enables covers to open a full 180± and lie flat on the floor surface with the durability to support a large cover. Provides easy access to all interior modules and activations while reducing tripping hazards.; Auto-close egress doors. Cable egress doors lock in position when open, and automatically closes around wires to protect cabling and reduce trip hazards.; Die-cast aluminum cover assemblies. Evolution Series Floor Box Covers have been designed to work on multiple floor surfaces and are manufactured from die-cast aluminum to provide strength and style.; Finished interior. Fully finished interior removes the unfinished industrial look while increasing visibility, making it easier to see where to plug in devices.; A single box can be specified for multiple floor types without having to order additional components or accessories. If used in concrete, concrete leveling legs need to be purchased separately for all non-OG boxes.; Decorative powder coat colors (black, brass, bronze, gray, nickel, and aluminum) will complement any room d.cor.; Evolution Series Floor Boxes have been developed specifically with the A/V industry in mind.; 3 1/2'' - 3 7/8'' [89mm x 98mm] of wiring capacity behind each device plate, these boxes will accept devices from leading A/V manufacturers including Extron® Electronics and Crestron®. - Certifications: RoHS Compliant; cULus Listed