Found 8 results for the keyword(s) ‘Basement, Condensation’

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  Basement walls -- Moisture & Vapour Barriers

  Do I need to place a vapour barrier against the brick wall, then insulation and then another vapour barrier over that?  The wall does not leak and is fully underground.  Barbara THE VAPOUR BARRIER The vapour barrier is more properly called a vapour retarder. It is designed to stop moisture in t...
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  How to check if your furnace oil tank is safe

  Underground tanks are banned Many years ago we buried oil tanks in the ground. Think a minute about how bad an idea that was. When a very old tank developed a leak, we never knew about it and it just leaked oil into the ground for years, creating quite an environmental problem. That is why it is...
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  HOW CAN I STOP CONDENSATION ON THE BASEMENT WALL BEHIND INSULATION?

  First ensure that this is not a leak in the basement wall. Click here for details on Waterproofing a basement wall. Second ensure that the wall is well sealed, especially around electrical outlets and floor and wall joints. Click here for details on Air Sealing. Finally, make sure there is no a...
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  How far down should you insulate on a basement wall?

  As you can see in the first graphic, the soil helps to insulate a basement so there is more heat lost on the top of the basement than on the bottom. That is why the National Building Code requires a minimum level of insulation in a basement that reaches from the floor boards above your head, down...
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  Vapour barriers in basements

  One of our viewers is about to insulate his basement and he has been told that he should not run the vapour barrier all the way to the floor. Fact or fiction? You should run the vapour barrier wherever there is insulation to keep the moisture on the warm side of the wall. And in a basement insta...
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  Insulating a foundation with embedded floor joists

    Certain parts of Canada, particularly in the Winnipeg region, have a traditional construction technique that presents serious challenges when you want to insulate a basement -- the ends of the joists are actually embedded in the concrete foundation wall.  Chris, from Winnipeg, asked for some f...
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  Water running down the basement walls.

  Carol from Smith Falls has a new home but has had water running down her basement walls from the beginning, and no one, not even her builder, seems to be able to figure out why. As well, the problem seems to get better and worse with time, but still wet. First of all you need to keep in mind tha...
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  HOW CAN I STOP CONDENSATION ON THE FLOOR HEADER BEHIND INSULATION?

  When fiberglass is pushed up into the space between the floor joists around the perimeter of the basement, condensation often builds up on the wood behind the fiberglass. This can be stopped by the addition of an air barrier -- as simple as Kraft paper or as complex as caulked polystyrene. In p...