Mechanical Ventilation- Page 3 of 4
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Ventilation Rates and Human Health
Have researchers found any connection between residential ventilation rates and occupant health? The answer may surprise you.
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Ventilation Requirements for Weatherized Homes
Is the ASHRAE 62.2 ventilation standard too complex and expensive?
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Is There an Alternative to a Heat-Recovery Ventilator?
HRVs are a great idea, but they can get expensive
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Are HRVs Cost-Effective?
Compared to a simple exhaust fan, a heat-recovery ventilator saves energy — but it probably won’t save enough to justify the high cost of the equipment
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Weatherization in Alaska Includes Skirmishes with Moisture and Mold
As homeowners seal air leaks and add insulation to make homes more energy efficient, they sometimes neglect the need to exhaust excess water vapor from the interior
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Mechanical Ventilation for Affordable Existing Housing
Know when you need to add whole-house mechanical ventilation and what to use when you do
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What’s the Most Cost-Effective Way to Bring Fresh Air into a Tight House?
A reader from Texas asks about whole-house ventilation for an energy-efficient home in a hot climate
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Exhaust-Only Ventilation Systems
One builder’s approach to providing 7.5 CFM of fresh air per occupant
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HRV or ERV?
How to choose the right mechanical equipment for a balanced ventilation system in your home
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How Tight is Too Tight?
As houses get tighter, they becaome less able to 'breathe' on their own -- they need mechanical ventilation. Put another way, energy efficient houses deserve healthy indoor air.