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Airtight, well-ventilated cathedral ceiling
Energy design software
Thermal bridging in steel studs
Manufacturers have introduced a host of energy products designed to work in today’s tight homes. An energy expert takes a look at what’s new and noteworthy.
In a tight house, kitchen and bath exhaust fans can interfere with the natural draft of chimney-vented heating equipment. An energy expert explains how power vents and combustion air supply ducts can solve the problem.
Mortgages for energy-efficient houses
The lowdown on low-e glazings
Q: I have heard that the R-value of fiberglass insulation drops when it’s compressed. But now insulation manufacturers are offering higher-density batts with higher R-values. What’s going on here?
Here’s a resource library for builders who want to build green but don’t know where to start.
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