Wall outlet box extension

Claim 1

An extension for use with existing electrical boxes for mounting electrical devices flush with a finished surface of a new wall covering which has been applied over an existing wall covering and for insulating the electrical device from a surrounding environment, said extension comprising: a ring having a plurality of peripheral walls, said peripheral walls having a rearward edge, and a forward edge, said peripheral walls being dimensioned and configured to extend between an existing electrical box and a finished surface of a new wall covering, and said rearward and forward edges having flat surfaces; a peripheral flange extending inwardly and substantially perpendicularly from said rearward edge of said peripheral walls, said flange having a flat rearward surface; a plurality of ferrules integral with and extending inwardly from said peripheral walls of said ring, and extending from said forward edge to said rearward edge of said peripheral walls, each ferrule having an opening passing therethrough; said openings being arranged so as to align with threaded apertures in the existing electrical box, the threaded apertures being threadably engageable with threaded fasteners which fasten the electrical device to the existing electrical box, and said openings in said ferrules having a diameter greater than that of the threaded fastener; whereby said electrical device is mounted flush with a surface of a new wall covering, securing said extension between the electrical device and the existing electrical box.