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More on Moisture and Insulation

The Experimental Findings Building Science Corporation (BSC) published a recent report that spawned a Journal of Light Construction (JLC) article called “Moisture in Fat Walls”. Two of the three walls studied are double walls with R-values in excess of R-40. The setting for the buildings studied is Massachusetts.

The Miraculous Properties of Cellulose Insulation

Cellulose the Air Barrier According to some experts in our industry, cellulose insulation has truly miraculous powers. Many years ago we noticed that blower-door readings dropped significantly after we dense-packed the walls of an existing home with cellulose insulation. Before long cellulose was described as the miracle air barrier system for existing homes. People, new …

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Superinsulation Retrofit in the Wild West

Recent Details: Superinsulated Retrofits This post is for building and insulation  nerds. I’ve been thinking a lot about the superinsulation projects I’ve accomplished over the past decade and what those retrofits cost. Yesterday I got an eMail from Eric Doub of Ecofutures in Boulder Colorado about a superinsulation project his company is doing that Eric …

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