HVAC- Page 9 of 12
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The 7 Biggest Opportunities for HVAC Contractors
Forget about being the low bidder — it’s time to focus on combustion safety, ducting, ventilation, load calculations, home performance issues, and house-as-a-system thinking
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A Chat With Henry Gifford
New York City’s premier designer of heating, cooling, and ventilation systems talks about ERVs, thermostats, and LEED certification
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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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Should Flex Duct Be Banned?
Like fiberglass batt insulation, this product is rarely installed properly
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Why Don’t More HVAC Contractors Own Duct Leakage Testers?
With new energy code and green building program requirements on the horizon, we may be reaching a tipping point
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Raining, Dripping, Crying Duct Boots
Insulate and seal the WHOLE duct system!
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The Loophole and the Ozone Hole
How the EPA has let us (and the planet) down with its air conditioner regulations
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Just Two Minisplits Heat and Cool the Whole House
Carter Scott has built 18 homes in Massachusetts without any heat in the bedrooms
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Is a Ground-Source Heat Pump a Renewable Energy System?
Grouping ground-source heat pumps with solar water heaters and photovoltaic systems for tax credits has led to confusion
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How Air Conditioners Work
An explanation of how air conditioners pump heat from inside to outside