Lew Electric SWB-2-NS Recessed Floor Plate W/ Box, One 15A Duplex & 2 Screw Plugs, Nickel SilverLew Electric SWB 2 NS SWB 2 NS Product Description The Lew Electric SWB 2 NS is a recessed floor plate with a nickel silver cover, also included is the back box for your 1 2" conduit connections. Inside the floor box is 1 duplex 15A outlet, the plugs are tamper proof. The sleeve in the box is adjustable up to 3 4" to accommodate any floor making installation a snap, screws are included to attach the plate to the receptacle box. The box may be attached