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  1. Old Work Box for 5 lb Fixture - Mike Holt's Forum

    Oct 18, 2019 · 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.

  2. Old work fixture support box?? - Electrician Talk

    Jun 24, 2015 · What is the weight limit for your old work round box #B618R if you are hanging a light fixture from the ceiling. The B618R is a round old work outlet box and is not listed for …

  3. Old work ceiling box | Information by Electrical Professionals for ...

    Nov 7, 2010 · Is it illegal to use an old work ceiling box to support a light fixture? The only support is the wings on the sheetrock. I think you should only use them for smoke detectors.

  4. Any tricks for Old Work Box opening that's too large?

    Aug 5, 2006 · Sheetrocker cut the hole too big on an old work box opening, and the tabs aren't catching. Any neat tricks or "gadgets" to fix this issue - short of cutting out the rock and …

  5. Cutting in round old work boxes.. - Electrician Talk

    Mar 12, 2009 · The Raco Saddlebox, the Westinghouse Fanmaster Jr box, the SmartBox ceiling box, and the Arlington MB-8 are four compliant options to install a ceiling box in old work to …

  6. Old work box for light fixture support? | Information by Electrical ...

    Dec 7, 2019 · My understanding is that an old work box (metal or plastic) can be cut in to a ceiling or wall to support a device like switches, receptacles, and smoke alarms using the wall or …

  7. Old work box for thick wall? - Electrician Talk

    Dec 2, 2012 · Do they make old work boxes with flappers that go back further so they can get behind a thick wall? Sometimes you have to put a receptacle in a cabinet with a 3/4" back …

  8. these boxes ok for wall sconces? - Electrician Talk

    Sep 15, 2017 · For bathroom I always run the wire in the wall with some slack then use an old work box after drywall. Almost impossible to position them perfect before drywall.

  9. Old Work Boxes | Information by Electrical Professionals for …

    Jun 23, 2014 · He stated that if I used an old work box during the trim he would have us remove drywall and mount the light, outlet boxes to the structure and make repairs to finished …

  10. Old work boxes - Electrician Talk

    Jun 19, 2014 · He stated that if I used an old work box during the trim he would have us remove drywall and mount the light, outlet boxes to the structure and make repairs to finished surfaces.