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The HR150 and HR200 Perfect Window™ Fresh Air Ventilation Systems provide proper levels of ventilation with energy savings by transferring heat between the exhaust and fresh air streams.
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The ER150 and ER200 Perfect Window™ Fresh Air Ventilation Systems provide proper levels of ventilation with energy savings by transferring heat and moisture between the exhaust and fresh air streams.
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The Y8150 Fresh Air Ventilation System is a lower cost solution to bring fresh air into the home without over- or under-ventilating. The control operates a fresh air intake damper and, if needed, activates the main blower to meet ASHRAE ventilation rates.
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