Energy Efficiency and Durability
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Need help with a mold issue.
Hello All. I am beside myself. I will try to explain this so it is understandable. We just did a complete remodel down to studs on our home. We did…
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Climate zone 5 wall assembly
Hi all,Just wanting to toss a proposed wall assembly out there and see if the experts would change anything. Remodeling a 1961 home in Syracuse, NY. Wall cavities are 2x4 on…
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Insulating a scissor truss
INSULATING A 26’ SCISSOR TRUSS I am putting on a 26’ x 12’ addition to my living and dining area. The truss is a 5/12 over 3/12 scissor truss. I…
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Help with my half-assed attic
GBA enabled me to GC the energy aspects of the gut-renovation of my 1960s ranch (Maine coast, zone 6a) to a Pretty Good House level- completed in 2022. I thought…
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How to model and predict electricity usage for a heat pump
The obvious question when considering a heat pump is how much electricity it will use and whether it will save money compared to other heating options. With a heat pump…
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Upgrades to 1969 concrete foundation in maine
I have a 1969 ranch in Maine that has a full basement. I get seepage through small cracks when the ground water builds up. The ground slopes towards the house…
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Ceiling rim joist insulation on kitchen bump-out
I currently have half of my kitchen ceiling removed to sister up joists of a sagging floor. My kitchen is a bump out in a two-story home. The attic of…
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A-Frame cathedral ceiling roof insulation
I have a question: In the case of an A-Frame new construction house, Zone 5A, we're planning to have glulam structure (60 degree slope) at 4-5' O.C. with 2x6 T&G…
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Window flange + EDPM gasket
Watching the Feb 25 BS*+Beer show with Peter Yost discussing applying car gasket technology to window sealing, got me thinking about using EDPM D-shaped sealing gasket as the seal under…
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Cathedral roof insulation zone 5
Hi, Working on a cathedral roof in upstate NY (zone 5) and have a question regarding insulation, and how it relates to moisture and venting requirements. The plan is: 2x12…