Found 22 results for the keyword(s) ‘Ventilation, Insulation’

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  MYTH: INSULATION CAN BE ADDED BETWEEN EXISTING BRICK SIDING AND THE HOUSE.

  Do not fill the space between brick siding and the sheathing. First, this space is outside the sheathing and does not cause condensation, as does an air space inside the wall. (A small space between ordinary siding and the exterior insulation or between ordinary siding and sheathing is also perm...
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  Can I insulate a roof from the outside?

  20 years ago Bob built a geodesic dome in Saskatchewan. As you can see, it was a community effort. After all this time he has finally gotten tired of the snow melting off the roof creating all kinds of ice cycles, so he is asking about the feasibility of putting some Styrofoam right over th...
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  Mysterious tracks in an attic.

  Dennis in Calgary, Alberta convinced me to come visit his attic which he was about to add ventilation to, but he had never been up in the attic.This was a very interesting attic, and an interesting home. The cellulose insulation was matted down a bit and had a very strange grid pattern in the to...
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  Can I add new asphalt shingles over one inch of foam insulation?

  Kara lives in BC and has foam insulation over her roof with shingles over the foam. She wants to put on new shingles and questions having them right over the foam.You are right to question that application. The first problem is that shingling nails that have to go through an inch of foam will n...
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  How do you insulate a vaulted ceiling?

  Bernice from Midland, Ontario wants to know how to get more insulation into her vaulted, or cathedral ceiling.The common problem with structures like this, that we call "compact roofs", is that there is not usually enough space for a lot of insulation and a lot of ventilation. In fact, when the ...
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  ROOF INSULATION

  When we talk about insulating roofs we are usually dealing with situations in which there is no attic: either it doesn't exist or it has been converted into heated living space. So, we are talking about cathedral ceilings, flat, and basin-type roofs. Cathedral roofs are slanted and drain l...
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  WHAT ARE THE RULES FOR APPLYING INSULATION IN THE ATTIC?

  -- Take care of air barriers, ventilation and vapour barriers before insulating. Check out these three topics in the Search Tab above.-- Don't block the eave vents with insulation.-- Do cover the top of the outside wall.-- Don't put plastic foam on top of porous insulations (batts, loose fill) a...
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  HOW DO I AVOID BLOCKING THE EVE VENTS WITH INSULATION?

  Blocking the eve vents with the insulation is one of the most common causes of moisture problems in attics. The insulation should extend over the top of the outer wall and stop short of the vents, not touching the roof in such a way as to block air passages from the vents into the attic.Batt...
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  ATTICS

  Air leaks account for the greatest loss of heating dollars from Canadian homes. These are easily solved by sealing. The greatest conductive heat losses occur through the basement. Canadian basements typically lose more heat than ceilings because attics usually have a little insulation (eve...
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  HOW CAN I VENTILATE INSULATED SUSPENDED CEILINGS?

  A common problem is found in B.C. when people pile lots of insulation into suspended ceilings below cold attics. Ventilating the space above the insulation to the outside can only be recommended if you have successfully made the suspended ceiling air-tight at the ceiling level. If anyone ha...