The old electrical wiring is still acceptable ... When you attach the mounting strap to the box, use the same size screws you use to mount receptacles and switches.

When all of the conductors in an outlet box are the same size (insulation doesn’t matter), you can ... Mike Holt is the owner of Mike Holt Enterprises (www.MikeHolt.com), one of the largest electrical ...

They're in tabs on the top and bottom of each switch. The screws also bore into holes on the electrical box behind them. To access the wiring, gently pull the switches out of the electrical boxes.