The GeneralAire 4675 ERV (Energy Recovery Ventilator) is used in the home to:
This GeneralAire ERV unit works by transferring heat and moisture from air coming into your home to the air going out of your home. In this way, the GeneralAire Energy Recovery Ventilator is able to reduce cooling costs while freshening indoor air. This unit, often called the 3220 ERV Unit, can extend the life of your air conditioner by lessening it's load.
GeneralAire 4675 ERV specifications:
Energy Recovery Ventilators use an enthalpic core at the center of the unit to create fresh, cool air indoors.