Electrical boxes must be flush with the wall surface, which can present problems when you add wainscoting or paneling. The easiest fix is usually a metal or plastic extension ring.
By the DIY experts of The Family Handyman Magazine:November 2002
Wrap electrical tape around the outlet to guard against accidental short circuits. Fit the extension ring around the outlet, then screw it in.
Adding wood wainscoting or paneling? Remember that electrical boxes need to be flush with the wall. You can move the boxes out, but you'd
have to cut the wall open. It's easier to use a plastic or steel
extension ring. They're available up to 1-1/4 in. deep.
To install an extension ring, first turn off the power to
the receptacle at the main panel, then remove the cover
plate and unscrew the receptacle from the box. Pull the
receptacle away from the box (don't disconnect the
wires). If you're using a steel ring, press a grounding clip
onto it and connect a 6-in. grounding wire. Connect the
other end to the ground pigtail. Fasten the receptacle back
to the box using the longer screws that come with the
Turn off power to the outlet at the breaker box before opening the outlet, then test the wires with a voltage tester.
Have the necessary tools for this DIY project lined up before you start—you’ll save time and frustration.
Avoid last-minute shopping trips by having all your materials ready ahead of time. Here's a list.
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