- Ideal for single and multi-family construction
- Provides whole house ventilation control that's integrated into the home's Central HVAC system
- Durable, powered open/close damper alleviates damper chatter
- Controls WhisperGreen Select™ (or any 110VAC ventilation fan), to provide supplemental ventilation as needed to meet ASHRAE 62.2
- Two operational modes help a home achieve the lowest cost per HERS point for either supply or balanced ventilation strategies
- Works in tandem with spot exhaust fan to achieve hybrid supply or balanced ventilation
