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A Failure That Stalls the Certification of Many Energy Star Homes
The new commissioning procedures in Version 3 of the program have exposed a well-known air flow deficiency
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Solving Comfort Problems Caused by Attic Kneewalls
Insulation and air-sealing are key
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A Stupid — and Illegal — Way to Air Condition Your Garage
Although popular in Texas, this method of garage cooling can hurt air quality inside your home
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ASHRAE 62.2 Committee Chair Defends Ventilation Standard
Paul Francisco says there are good reasons not to lower ventilation rates, and that exhaust ventilation isn't necessarily worse than supply or balanced ventilation
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An Interview with Dr. Joseph Lstiburek
Joe explains BSC’s new ventilation standard, why tracer gas is a better measure of infiltration than blower doors, and his plans for a ventilation standard for existing homes
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Grow Your Own Green … Insulation, That Is
Mushroom insulation might be the world's greenest insulation, when it becomes available
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EPA Warns Against Unapproved Refrigerants in Air Conditioners
Cowboys in the HVAC industry have found another way to get around the R-22 phase-out
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Resistance May NOT Be Futile in the Residential Ventilation Wars
The Building Science Corporation has created a ventilation standard to compete against ASHRAE 62.2
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Insulated Rooflines and Shingle Temperatures
Research from Florida shows that shingles don't get much hotter with spray foam insulation under the roof sheathing
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An Epidemic of Duct Disease and Enclosure Problems
A report of the day I spent going on air conditioner service calls with an HVAC pro