Exhaust Fan- Page 2 of 3
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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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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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Why Range Hoods Don’t Work
To avoid kitchen air pollution, you want a wide, 200-cfm range hood that is installed as close to the burners as possible
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Dealing with a High-Capacity Range Hood
Big fans need lots of makeup air, but where does it come from?
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How to Sell Green Upgrades: Exhaust Fans
Part 4 of a series explaining the art of selling upgrades to environmentally conscious customers
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New Green Building Products — March 2011
An HRV, a bath exhaust fan, a pressure-balancing grille, a sneaky video camera, and several new Passivhaus windows
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Does Spot Ventilation Work in an Ultra-Tight House?
A homeowner wonders where makeup air comes from
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Makeup Air for Range Hoods
If your kitchen has a powerful exhaust fan, it may be pulling air down your chimney or water-heater flue
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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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Can a Kitchen Downdraft Fan Be Connected To an HRV?
Heat recovery ventilators bring fresh air into a house while exhausting stale air. Builders pull stale bathroom air through HRVs all the time — but what about greasy kitchen air?