You ran wiring through a concrete or tile floor for a floor receptacle and now you need a code-compliant entry point that won't crack under foot traffic, won't collect moisture, and won't look like you improvised with conduit and caulk. Surface-mount solutions don't work in high-traffic areas and code enforcement notices the difference. Single-gang brass floor box kit with flush-mount design — installs level with the floor surface so it doesn't create a trip hazard or collect debris at the edges. Brass face plate provides durability and corrosion resistance for high-traffic installations. The flush design is what passes inspection in commercial and residential floor-run applications. Standard on the electrical rough-in lists of flooring contractors and electricians Stocked at Crofton Lumber and Akron Lumber.