How to Use an Electrical Box Extender

Introduction

Do you have a receptacle that seems loose, or is set back too far in the faceplate?Or maybe you're considering adding a backsplash, but you're not sure how to move the electrical devices out to accommodate the tile. The remedy in both cases? An electrical box extender.

Box extenders are inexpensive, easy to install and — best of all — they bring your electrical installation up to code. Flush-mounted devices like receptacles and switches can only have a 1/4-inch gap between the front of the electrical box and the finished wall. If you add a layer of drywall, put up shiplap or install tile, you'll go over this limit.

Here's how to install an electrical box extender.