Exterior Walls/roofs- Page 3 of 5
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The Energy Star Homes Program Raises the Bar with Version 3
The Energy Star program — the first rung on the green building ladder — is scheduled to get more stringent, with new airtightness and HVAC mandates and tougher requirements for larger homes
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Disappointing Energy Savings for Energy Star Homes
A Houston study shows that homes without an Energy Star label perform almost as well as Energy Star homes
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My Forays Into Multifamily Affordable Housing
Green certifications, quality installation of fiberglass batts, and getting invited to late “to the dance”
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Where Does the Housewrap Go?
If your walls have exterior rigid foam, does the housewrap go under the foam or over the foam?
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Solar Decathlon 2011: Appalachian State’s Solar Homestead
Evoking an approach embraced by many of Appalachia’s early settlers, this team’s entry focuses on simplicity, durability, and convenience
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Deep Energy Retrofit: Apply the Energy Efficiency Pyramid
A deep energy retrofit is done to save energy and invest wisely. To get the most bang for your buck, the scope of work should follow the energy efficiency pyramid.
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Deep Energy Retrofit: Focus on the Envelope
You can't expect to cut a home's energy use by 50% without a serious renovation of its exterior envelope. For all its components—walls, roof, foundation, slab—the details need to be worked out.
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What Is a Deep Energy Retrofit?
Beyond weatherization, a deep energy retrofit is a remodel that aims to cut energy use by at least 50%. How deep can you go? The sky (and your budget) is the limit.
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Can Exterior Foam Insulation Cause Mold and Moisture Problems?
A thick layer of rigid foam insulation amounts to a vapor barrier on the outside of a house. Won't this trap moisture and rot the OSB?
