Install New Wall Light Fixture Box

Select boxes that meet local codes.

Install new wall light fixture box.

This project guide will teach you the steps for a typical arrangement and give you a few tips for handling the more difficult ones. Before you begin make sure your junction box can support the weight of the new light fixture. Replacement will usually mean removing the old bracket and installing a new one included with the new light fixture. A large hole for the electrical box and two smaller holes for mounting screws.

New 2 wire cable is run from the existing light fixture box to the first new box. A fixture or junction box is essentially the housing unit for an electrical device such as a light. From there new 2 wire cable is run to the second new light box. Many electrical jobs require the aid of an electrician but replacing or adding a fixture box is not that difficult of a job to complete.

To install a bathroom strip light center the box over the mirror or medicine cabinet. Attach the fixture over the box wire the fixture and attach the cover. For a ceiling fan or a heavy light fixture buy a fixture box that attaches to a fan rated brace. Most wall fixtures attach to a ceiling box with a cross bar so you can easily adjust the fixture.

However they are only as strong as the wall surface to which they are clamped. Choose the fixture first. If your fixture weighs more you may need to install a junction box that s designed to support heavier light fixtures. Junction boxes typically hold up to 50 pounds.

If desired more lights can be added after that by running new cable. The electrical box or junction box is a code requirement that was established to prevent fires and other electrical accidents. To install a light fixture directly onto a mirror have a glass supplier cut three holes to match the fixture. The only real difference is that wall sconces may have special mounting brackets attached to the electrical box to support the weight of the upright light fixture.

If the drywall or plaster is damaged cut a larger hole and install a box that attaches directly to a stud or joist. Wiring to add new lights from an existing fixture. Then pick a rectangular or round remodeling box that is small enough to be covered by the light fixture canopy. If you want to add a new light or change the current exterior lighting then a fixture box may need to be installed.

Wall sconces and vanity lights are lighting fixtures that mount on vertical surfaces. In this diagram two new light fixtures are added to one that already exists.