Insulation

Latest Insulation

Air-Sealing an Ice-Prone Home

Chris West troubleshoots an ice damming problem in a Cape-style home, a common...

R-Value Creates Confusion. Let's Change That

How much more insulation should you add to a wall? R-value doesn't help you answer...

A Frosty Heat Loss Puzzler

Why ghosting - the outline of rafters written in frost - isn't always caused by...

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