Box sizes but if you encounter a round box that s only 1 2 in.
How to install a ceiling light fixture box.
Trace the mounting box on the ceiling where the light fixture will be mounted.
Unscrew the screws or nuts holding the fixture base to the ceiling box.
How to install a junction box for a light fixture is fairly easy and should always be done with the power off.
Once again the easiest way to install a new electrical box in an existing ceiling is to use a special fan brace and box made for retrofitting.
Devise a lighting plan.
For more on lighting consider.
If your fixture weighs more you may need to install a junction box that s designed to support heavier light fixtures.
The electrical box or junction box is a code requirement that was established to prevent fires and other electrical accidents.
It should be 48 from the floor.
How to hang a ceiling light fixture project overview.
Junction boxes typically hold up to 50 pounds.
Lower the fixture base and remove the electrical tape or wire nuts from the black hot wire white neutral wire and if present green ground wire.
Finally install the correct bulbs turn the electricity back on and admire the radiance of your new ceiling light fixture.
Remove the light bulb cover and bulbs from the fixture.
Determine a location for the light switch.
Cut out the traced hole with an oscillating saw.
If you re wondering how you install a light fixture without an electrical box the short answer is that you don t.