Arlington Industries FLBRF101NL-1 Metal Retrofit Electrical Floor Box with Flip Lids for Existing Floors, Nickel-Plated, 1-Pack 20.0 cubic inch Box for existing floors Metal electrical box easily installs flush-to-floor wherever you need it Includes floor box, (1) NM94 connector, duplex receptacle, gasketed cover and (5) #6-32 cover plate screws Oversized rectangular cover hides miscut flooring Low-cost way to put receptacles into existing floor - units are UL Listed and Made in USA