Master Flow
WhisperControl 3-Function On/Off Switch with Humidity Control and Timer in White


Heating, Venting & Cooling

WhisperControl Condensation Sensor turns on exhaust fan to control humidity. Advanced sensor technology detects relative humidity and temperature for superior accuracy. Fan automatically turns off when the appropriate combination of temperature and humidity is reached, in all climate zones and for all seasons.

  • Compatible with all single speed and/or single speed lite ventilation products
  • Stylish decorator design with wall plate included
  • LED Indicator light
  • 1 year limited warranty
  • ASHRAE 62.2, LEED for homes, Energy Star IAP, CA Title24, EarthCraft and WA ventilation code compliant
  • Energy Star qualified
  • Countdown timer
  • LEED and CALGreen compliant
  • Humidity control
  • Manual on and off switch
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