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

• Article

  Just how do you install windows properly?

  The reality is that there is not just one good way to install windows, but there are certain principles that must be taken care of with any installation to prevent cold air or water leakage later. Basically a window installation must shed most of the water with the siding, what does get through ...
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  CONFUSION: SHOULD VENT DUCTS GO THROUGH THE CEILING?

  Many government or crown corporation publications are afraid to ask too much of homeowners both in terms of work and comprehension. They prefer that homeowners do things half-way rather than not at all. When compromises seem to work some of the time, these publications (and many contractors) are ...
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  WHERE SHOULD I SEAL AND HOW?

  The smoke test described in the previous answer should be used to verify the presence of typical leaks and discover those peculiar to your own house. Before sealing, read the section on Ventilation to avoid any future condensation problems. The leaks high in the house are not necessarily the lar...
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  What is Air Sealing all about?

  Sealing air drafts, both inside warm air escaping out and outside cold air sneaking in, is one of the most important things you can do to your house. It will both save you heating dollars and protect the structure of your house. This animation gives you a quick and visual overview of the task at ...
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  Infra-Red Thermography -- heat X-Rays of your home

  There are several non-destructive ways that we can see what is going on inside the walls, ceilings and roofs of our homes. Simply watching the melting patterns of a light snow on the roof will tell you where you have insulation and where you have heat losses. In the first photo this was an unheat...
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  Installing a bathroom fan through the roof.

  Last year we visited a home to replace a "bathroom fan" but when we arrived, we found that it was vented directly into the attic. If you've been watching my show, you know that should never be! That was in the middle of the winter with ice on a steep roof, so we promised to go back and do it righ...
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  Insulating a Cathedral Ceiling - OVERVIEW

  Hello Jon, I have a cathedral ceiling with a shingled roof. If I insulate the roof air tight, will the shingles lift and curl as they do on poorly ventilated roofs? The other thought is leaving an 1 1/2 inch space between the roof deck and the insulation  and installing a ridge vent, which give...
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  WHAT ARE THE RECOMMENDED INSULATION LEVELS?

  Back in the early 1980's there existed some fairly simple tables to guide homeowners in determining the insulation levels that they might want to put into the various parts of their houses. We had tables for standard houses, for energy efficient houses, super insulated houses and even for trying ...
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  What is the difference between a vapour barrier and an air barrier?

  It's become very important to understand the difference between a vapor barrier and an air barrier. If we completely seal a polyethylene sheet on the warm side of the insulation, we call it a combined air/vapor barrier. But it's possible to put the vapor barrier on the warm side of the insulati...
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  Roxul -- A company with a net plus for the environment

  Roxul International is a company that makes all kinds of commercial and residential insulation for energy conservation, sound reduction and fire control out of molten rocks. They call it rock wool. They have two plants in Canada serving all of North America. Roxul is one of those companies that'...