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Daily Archives: December 12, 2014
Completed Crawlspace!
I finished the crawlspace today and replaced all the old pipe insulation with 1″ thick K-Flex R-7 insulation from Supply House. This insulation is a Greenguard certified product for its low VOC and mold resistance. There is over $275 of … Continue reading
Posted in Air Intrusion/Thermal Envelope, Energy Efficiency, Radon Mitigation
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Effective R Value?
Amory Lovins’ home boasts an “effective R-Value” of 40 for the masonry walls. I was skeptical knowing they were masonry with a 4″ polyurethane core. The core would be about 20 if it was XPS foam, less if EPS foam … Continue reading
Posted in Air Intrusion/Thermal Envelope, Green Building Interests
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