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Found 203 results for the keyword(s) ‘attic insulation’

• Article

  How to insulate a cold room

  Mary from Kingston, Ontario writes:I would like to build a small cold room but the space that can be allotted to this is only approximately 42 in. wide by 48 in. deep. Is this feasible? One of the walls will be an outside, north-facing cement block wall, the others will abut on the interior....
• Article

  Overview: Attic Moisture

  Ventilation in a Canadian attic does very little to remove moisture when the temperature in the attic is below freezing. During that time, the moisture is in the form of Ice and the passing air simply won't remove it -- whether you have passive vents or power vents. When things warm up, if the ...
• Article

  Warming up a cold wall

  Rob in London Ontario has one wall that is cold in the baby's room and he just wants to warm it up a bit. The easiest way to make a significant difference without major renovations is to put about 1 to 1-1/2 inch of Styrofoam right over the painted wall and cover that with more drywall. That ma...
• Article

  Condensation at wall to ceiling joint

  Mould at the wall to ceiling joint, particularly in a cool bedroom or a closet, may not indicate water leakage at all from above. It can be a very cold part of the wall simply collecting moisture from the air in the house. This kind of condensation can easily feed mould growth.One solution is t...
• Article

  Dust marks following studs on wall -- Ghosting

  Ralph from Red Deer Alberta sees the shadows of every 2x4 and every nail on the inside of the house not long after painting. I don't think he really wanted to hear that we call this "ghosting".\012\012Actually it is caused by thermal bridging; cold following the studs through the insulation and ...
• Article

  Insulation manipulation

  Most of our ordinary fiberglass insulation is a skin and breathing irritant. That is why we wear gloves, long sleeves, a cotton mask and glasses. For a bit more money you can now buy itchless rock wool (Roxal) and even itchless fiberglass. If you are all itchy, pour milk over the affected area...
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  Attic Ventilation -- Why and How

  Most people think that the purpose of attic ventilation is to remove moisture from the attic. That may be true in the spring, but the rest of the Canadian year it does other things.In the summer it generally reduces the temperature of the attic, reducing the need for or the cost of air condition...
• Article

  Installing a linen closet against an outside wall

  Peter from Toronto wanted to know about installing a linen closet against an outside wall. The major concern expressed by Jon was the moisture issue, as the closet is in a bathroom.The bathroom must have an exhaust fan to reduce the moisture accumulation.The outside wall of the closet should ha...
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  Old and New Insulations & R-Values

  Seaweed in the Maritimes and Sawdust in the rest of Canada were common insulation materials in the old days. If they are still light and fluffy, they are still insulating your home, although not the best of insulating materials. That is why we often just add new insulation right over the to...
• Article

  Should we weather-strip the Attic Hatch?

  Lawrence in Toronto Ontario is wondering if his attic hatch might be letting moisture leak into the attic.Definitely! This hatch should be treated as an outside door and it needs to be weather-stripped and latched down tight. It is usually a very easy job by simply applying some of the adhesive...