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Ventilation Requirements for Weatherized Homes
Is the ASHRAE 62.2 ventilation standard too complex and expensive?
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A Ventless Gas Fireplace Doesn’t Belong in Your Home
Combustion products need to be vented to the outside
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How to Install a Branched-Drain Graywater System
A simple, elegant solution with no pumps, filters, or tanks
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An Innovative Net-Zero Solar Decathlon House
Designed and built by students from Appalachian State, this home won the People’s Choice award
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A UL-Listed Carbon Monoxide Alarm May Not Protect You
Why you probably need a low-level CO monitor
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Mechanical Systems for Low-Load Buildings
At the Building Science Experts’ Session, Dr. John Straube presented an amazingly comprehensive overview of the challenges posed by high-performance buildings
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Joe Lstiburek on Spray Foam
At the Building Science Experts’ Session, Dr. Joe explained the latest thinking on this increasingly controversial topic
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What’s a Blower Door Good For?
Hint: It’s NOT 'natural' air changes per hour
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Air Leaks Happen at the Surface, Not in the Volume
So why do we still report blower-door results in ‘air changes per hour’?
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Should Flex Duct Be Banned?
Like fiberglass batt insulation, this product is rarely installed properly