Tighten brace and bolt.
Install new ceiling light box.
Install brace image zoom to install a braced box slip the brace through the hole.
Installing a ceiling electrical box lets you add a light fixture to a room.
Mark the positions of the joists nearest to where you want to install the.
If your fixture weighs more you may need to install a junction box that s designed to support heavier light fixtures.
Lighting or ceiling fan.
At this point make sure that the installation is secure and that the fixture is.
Rotate the shaft of the brace.
Junction boxes typically hold up to 50 pounds.
An easy solution is to install a fan brace box available from home centers and hardware stores that s designed to be installed without cutting any additional holes in your ceiling.
Before you begin make sure your junction box can support the weight of the new light fixture.
If you want to install a ceiling fan then you will need to get a box rated to hold the weight of a ceiling fan or you will want to add some additional bracing to hold the ceiling fan.
Installing the box is easily done but you must be careful anytime you are working with electrical wiring.
Find the joists near where you want to install a ceiling electrical junction box by sliding a stud finder over the ceiling.
Installing a new box step 1.