An electrical box including at least four sides extending from a bottom to an open top and a front surface, a first outer tab extending from one of the at least four sides and proximate the front surface, a second outer tab extending from one of the at least four sides opposite the first outer tab and proximate the front surface, a first aperture adjacent the first outer tab, a second aperture adjacent the second outer tab, a first locking tab mounted within the first aperture, a second locking tab mounted within the second aperture, and wherein the first and second locking tabs slide towards the front surface for securing a mounting wall between the first outer tab and the first locking tab and between the second outer tab and the second locking tab.