How to Block Cigarette Smoke From Leaking Through Walls

Written by joe christos
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How to Block Cigarette Smoke From Leaking Through Walls
Indoor cigarette smoke poses health dangers. (cigarette image by Madrider from

The smell of cigarette smoke can be an unwanted guest in your living quarters. Cigarette smoke can stain your walls and saturate everything in the room with an odour that is hard to ignore and even harder to get rid of. Insulating your room can help prevent cigarette smoke from entering your home.

Skill level:

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Things you need

  • Spray foam insulation
  • Caulk
  • Caulk gun
  • Socket insulator
  • Draft guard
  • Screwdriver

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  1. 1

    Locate gaps and cracks throughout your home where cigarette smoke can travel in.

  2. 2

    Use the spray foam insulation to fill in large gaps in the walls. These can be found where the wall meets the ceiling and other areas such as by the cabinetry of the kitchen.

  3. 3

    Use the caulk gun to fill in the small open seams with caulk where the wall meets the floor and the ceiling.

  4. 4

    Unscrew the plate on the electrical sockets and install the socket insulation pads.

  5. 5

    Reinstall the socket plates.

  6. 6

    Put a draft guard under the door that leads out of the room to prevent smoke from leaking under the door.

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