How To Cover Old Smoke Detector Holes

If you are looking to cover up the holes on your old smoke detectors, there are a few different ways that you can do this. You can use caulk, putty, or even a piece of tape. However, the best way to cover up these holes is to use a piece of metal. This will help to keep the hole covered and will also help to prevent any water from getting inside of the smoke detector.

How To Cover Old Smoke Detector Holes

When you are painting, you will want to cover the old smoke detector holes. You can do this by using painter’s tape. First, you will want to make sure that the holes are clean and free of any paint or debris. Then, you will want to place the tape over the hole and press it down firmly. Make sure that the tape is completely sealed to the wall.

-Tape -Paint -Paintbrush

  • Drill holes in the ceiling at the new locations
  • Insert the new smoke detectors secure the new smoke detectors to the ceiling
  • Measure and mark the new locations for the smoke detectors
  • Remove the old smoke detector

– Purchase a can of spray foam insulation – Cut the nozzle to fit the size of hole – Insert the nozzle into the hole and spray until the foam begins to come out the other side – Wipe away any excess foam with a cloth

Frequently Asked Questions

How Do You Block A Smoking Detector?

There are a few ways to block a smoking detector. One way is to put duct tape over the sensors on the detector. Another way is to put a piece of metal or plastic over the sensors.

Does Covering Smoke Detector With Sock Work?

There is no definitive answer to this question as the effectiveness of covering a smoke detector with a sock will depend on a number of factors, including the type of sock used, the make and model of the smoke detector, and the specific situation. However, in general, it is not advisable to cover a smoke detector with a sock as this could interfere with its ability to detect smoke.

Can You Block The Light On A Smoke Detector?

You can block the light on a smoke detector by placing an object in front of the light.


If the old smoke detector holes are not too large, you can cover them with pieces of drywall. First, cut out a piece of drywall that is the same size as the hole. Then, use a putty knife to spread some adhesive onto the back of the drywall. Finally, press the drywall onto the hole and hold it in place for a few seconds.

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