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Exhaust Fan- Cost-effective fan and ventilation systems help energy-efficient homes stay healthy.
- How to make homes tight and ventilate right.
- The Home Ventilating Institute (HVI) offers guidelines on how to select the right ventilation system for your home, how much air it should move and why, types of ventilation systems, and where to get more information on ventilation standards.
- These terms are used somewhat interchangeably, which is confusing. HVI shows how to tell them apart.
- The majority of U.S. families (67 percent) live in a home with at least one major health risk.
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