R-Value Explained: What It Measures, and What It Quietly Ignores
R-value is the number everyone shops on, and it only describes half of what keeps a house warm. Here is the other half.
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Blog & Resources
Plain-English guides to insulation, R-value, air sealing and keeping an Ontario house warm — written by the people who install it.
Spray Foam vs. Blown-In vs. Batt: Choosing in a Simcoe County Home
Three products, three different jobs. A straight comparison of where each one wins — and where paying for the expensive option is a waste of money.
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Icicles on the Eaves Are a Symptom. Here Is What They Are Telling You.
Ice damming is not a roof problem, a gutter problem, or bad luck with the weather. It is heat and air escaping into your attic.
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The Rim Joist: The Biggest Air Leak in Most Canadian Basements
It is a strip of wood about ten inches tall running around the entire perimeter of your house, and in most homes it is doing almost nothing to keep the cold out.
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Attic Insulation: When to Top Up, and When It All Has to Come Out
Adding a foot of new insulation on top of a bad attic is the most common money-wasting decision in this trade. Here is how to tell which situation you are in.
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Turning a Three-Season Cottage Into a Place You Can Use in February
Cottages were built for July. Using one year-round means solving a specific set of problems that batts were never going to solve.
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Soundproofing Between Rooms: What Actually Works, and What Is a Waste of Money
Insulation in an interior wall is the cheapest sound upgrade there is — and on its own it will not fix a room where you can hear a conversation through the door.
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Drill and Fill: Insulating the Walls of an Older Home Without Gutting It
If your walls are cold to the touch in February, there is a good chance there is nothing inside them. You do not have to tear the house apart to fix that.
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Insulating a Garage or Shop You Actually Want to Spend Time In
Heating an uninsulated shop is like heating the driveway. Here is how to make a garage, shop or outbuilding practical to keep warm.
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