Recessed tamper resistant duplex receptacle allows plug to be concealed and complies with NEC Article 406.11. Protects electrical connection and prevents accidental disconnection. No unsightly plugs on surface of floor. Features removable neoprene gaskets to allow for independent use of either side of the receptacle with the cover closed. Pre-assembled flange and cover for fast installation. Height can be adjusted after the box is mounted. Includes steel box, solid brass cover and flange, and 15A/125V tamper resistant receptacle.