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A Classic 1970s Home Goes from Solar-Heated to Net Zero Energy
Richard Levine’s Raven Run house in Kentucky has evolved over the decades
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An Interview with Dr. Iain Walker on Ventilation
Another installment in the great debate about residential ventilation and indoor air quality
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Induction Cooktops, Steve Jobs, and a Lone Nut Dancing
The physics behind the induction cooktop is fascinating
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New Englanders Love Heat Pumps
At NESEA's Building Energy conference, air-source heat pumps were all the rage
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How to Make Your Dumb Heat Pump Defrost Intelligent
A new intelligent defrost system for heat pumps reduces noise, wear and tear, and energy use
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Do Combustion Safety Testing Protocols Need Fixing?
Dr. Vi Rapp of Lawrence Berkeley National Lab says one test in particular doesn't help as much as we think it does
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Should Home Builders Pay the Energy Bills?
Rick Chitwood suggests seven measures to transform the HVAC industry, including a requirement that new home builders pay the energy bills for the first three years
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Understanding Air Barriers, Vapor Barriers, and Drainage Planes
These three terms refer to different materials that are easy to confuse
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Green Buildings Aren’t Truly Green Without Location Efficiency
A recent two-inch snowfall in Atlanta proved that suburban sprawl has a dangerous underbelly
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Should Occupants Have Control of Their Home Ventilation System?
Some installers make mechanical ventilation difficult for occupants to override, but is that the right approach?