Filtering: Contaminants are a filtered and fresh air fills the home. Filters need to be replaced periodically.
Preconditioning: Humidity control for warmer climates and colder climates that use heating in the winter.
Booster fans: May already be in your home, but these booster fans control moisture in the bathroom in kitchen when using appliances.
Another draw back to an advanced ventilation is that when installed to your home you must have proper education and ventilation to the systems.
It is important to be aware of the ventilation in your home and to understand how proper ventilation can affect your health and the health of your family. Old HVAC systems or poorly maintained ventilation can lead to serious health problems.