How to install a junction box for a wall light fixture

how to install a junction box for a wall light fixture
Fixtures come in different weights and sizes, and these features determine the mounting method. Round plastic fixture box.

While it might seem less complicated to poke the wires through the ceiling and attach the light to the drywall, attempting to take an installation shortcut could result in a fire and your fixture falling from the ceiling along with a good size portion of the ceiling itself.

How to Move Light Fixtures and Junction Boxes

Whether you have attic access or not, using a retrofit brace and box kit ensures you install your box safely and securely. Slide a stud sensor across the ceiling in the area you want to install a junction box for your electric light fixture.

How to Add a Light

Use painter's tape or a pencil to lightly mark the ceiling joists. Attach a 4-inch hole saw to a cordless drill. Create a hole in the ceiling drywall for the junction box. Reach up through the hole and push any insulation away from the opening.

how to install a junction box for a wall light fixture

Most new fixtures come with their own mounting hardware and adapt easily to any standard fixture box. Fixtures come in different weights and sizes, and these features determine the mounting method.

However, heavier fixtures may need to be fastened to the box with a mounting bar, hickey, or stud. Fixtures weighing more than 50 pounds will need to be secured to a joist or beam as well as to the mounting box.

How to Install an Electric Light Fixture Junction Box

For information on wall-mounted lights, see How to Install Vanity Lights. All incandescent and fluorescent fixtures with exposed metal parts must be grounded: A nonmetallic box does not need grounding, but you must ground the fixture: Hanging fixtures also need a grounding wire from the lightbulb socket to the box.

Then strip the ends of the wires.

How To Install an Electrical Box into an Existing Wall

Connect the white neutral wires with a wire connector. Connect the wires as shown in Figure A.

How to Install & Wire Light Fixtures

Complete the project by mounting the light fixture, screwing the switch to the box, and installing the cover plate. Avoid last-minute shopping trips by having all your materials ready ahead of time.

how to install a junction box for a wall light fixture

Adding another light using power from an existing switch is possible if the switch box contains a neutral line. Here's what to look for and how to make the new connections.

how to install a junction box for a wall light fixture

Open the switch box Wall sconce You can add a sconce above nearly any light switch in about three hours. Test for power With the power turned off at the main electrical panel, unscrew the switch and pull it out. Cut the hole Trace around the box. Remove the knockout Punch out one of the knockouts in the top of the box with a screwdriver. Push in the cable Push the cable through the knockout and up toward the hole.

how to install a junction box for a wall light fixture

Mount the box Strip the sheathing from about 12 in. Install the fixture Trim the black and white wires to 8 in.

how to install a junction box for a wall light fixture

Connect the switch Strip the ends of the wires at the switch box. Reader's Digest Taste of Home Recipes. Sign Up for our newsletters! Find out how to attach a light fixture junction box to a wall with no stud with help from a foreman for Lighty Contractors in this free video clip. I'm Joshua Clement with Lighty Contractors, and today I'm going to talk to you about how to install a light box where you don't have any studs.

Now, for this job, you'll need a couple things. For this job, we'll be using a light box with extending brace, some drywall screws, a batter powered drill with a Phillips tip bit, and a hammer. So, the first thing we wanna do is determine where our box is actually gonna be mounted. So, we're gonna be mounting our box right up here, so what we'll do is take our light box, put it in between the studs.


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