How do you run wires from an old work box?

Quote from the video:
Quote from Youtube video: The box and feather the opening with the edge of the utility knife until the box fits snug to install run wires into the box and position it in the hole.

How much weight will an old work box support?





Suitable for fixture support up to 50 lbs. With the the old work version(B618R), it states.

How do you mount a vanity light to an electrical box?

Quote from the video:
Quote from Youtube video: Once you get your hole cut make sure that your junction box fits. And make any modifications that you need hammer it in. So it's nice and tight verify that it's nice and tight.

Does a bathroom vanity light need a junction box?

You can’t install a light fixture without a junction box, but the fact that there’s no box at the spot where you want to install the light doesn’t mean you can’t install the light.

How do you remove knockouts from plastic electrical boxes?

How to Remove Electrical Knockouts on a Plastic Enclosure

  1. Place a flat-head screwdriver into the slot of the electrical box knockout that is to be removed. …
  2. Hit or tap the end of the screwdriver to remove the knockout and dislodge the rest of the knockout by hand if needed.





What does old work electrical box mean?

An old work box is an electrical box for light switches, outlets, and other devices that are installed after drywall has been installed on the wall studs. The term old work (sometimes old construction or retrofit) refers to walls that are already covered up, making it impossible to access the studs.

Can I use old work box for light fixture?

Old work round boxes are not designed for light fixtures. You need to use a fan style bar box that goes between the joist unless you get lucky and hit a ceiling joist.

How much weight can you hang from an old work ceiling box?

50 pounds



How heavy of a light fixture or ceiling fixture can a listed ceiling box support? A ceiling box can support a fixture of 50 pounds or less. A ceiling box rated for “fan support” can support a fan of 35 pounds or less.

How much weight can a electrical light box hold?

Mounting screws go through box and into joist. Box will support up to 70 lbs. for fans and 90 lbs. for fixtures.

What is a knockout box?

Knockout boxes for electrical applications provide the flexibility of onsite setup of cables, wiring, or conduit. Made from durable polycarbonate plastic, the enclosures are molded with metric knockouts that can simply be removed with a screwdriver.

How do you use a knockout box?



Quote from the video:
Quote from Youtube video: Do not place the screwdriver in the middle of the knockout. Instead place the screwdriver upright into the notch along the ring of the desired size knockout. At the back of the enclosure.

How do you open a hole in a plastic junction box?

Quote from the video:
Quote from Youtube video: Area in the top or bottom or side of a box we take a pair of pliers. We grasp onto the plastic which is already been pre-broken into position and then we knock out our hole.

Can you drill a hole in a plastic junction box?

Quote from the video:
Quote from Youtube video: The tools the material that we'll be using is a cordless drill a half inch hole saw with a quarter-inch eyelet bit a quarter-inch fender washer a center punch a hammer.

How do you cut a hole in a light box?

Quote from the video:
Quote from Youtube video: You can also cut the hole manually with a jab saw I took the drywall circle out and put the new electrical sealing box in place.

How do you knock out a hole in a metal electrical box?



To remove a knockout, position the tip of a regular, blade-tip screwdriver just inside the edge, on the side opposite the attachment points. That ought to partially dislodge the knockout, allowing you to remove it the rest of the way by twisting back and forth until the attachment points snap.

How do you cover a hole in an electrical box?

You loosen the screw but don’t remove it. Then you wiggle the strap through the opening. By pressing down, you can get the whole length of the strap through the hole. Then you raise the cap so it’s centered over the hole and tighten the screw, which pulls the inside and outside parts together for a tight seal.

What size are knockouts on electrical boxes?

Stimpson offers Electrical Knockout Plugs in six basic sizes: 1/2”, 3/4”, 1”, 1-1/4”, 1-1/2”, and 2”. Variations for special situations are also available.