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How to Retrofit a Roof with Insulation
Is it better to add insulation inside, or on top of the roof deck?
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How to Protect Structural Insulated Panels from Decay
Sealing air leaks at SIP seams can be difficult, especially when roof panels will be finished with interior boards
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How to Insulate a Low-Slope Roof
The owner of a 1920s Baltimore row-house looks for the best insulation strategy
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The Downside of Structural Steel
A modernist cantilevered design poses a host of potential problems
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Can a High-Performance House be Livable, Too?
A comfortable floor plan and energy efficiency aren’t mutually exclusive
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What’s the Best Way of Dealing With a Leaky Crawl Space?
Options include a vented crawl space with spray foam between the floor joists, or a sealed crawl space with rigid foam insulation on the walls
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Is an Unvented Conditioned Attic a Good Way to Save Energy?
Research suggests many advantages to a ‘cathedralized’ attic, but make sure there’s enough insulation
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How to Get the Eichler Look Without the Energy Pricetag
The California Modernist style has an Achilles’ heel: cantilevered beams that penetrate the thermal envelope
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Do Grid-Tied Photovoltaic Systems Really Have an Advantage?
A solar electric system can be grid-connected or off-grid; it’s time to weigh the pluses and minuses of each approach
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How to Insulate a Wall from the Outside
The right combination of cavity insulation and rigid foam will ease worries about condensation