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The iMK is a whole house fan WiFi control that uses timer to control the whole house fan. All wiring is done in the junction box on the fan -  eliminates wiring and installing a line voltage timer and speed control switch on a wall. Includes 7' plug&play cable to connect the WiFi module in the attic to the fan. Includes option to add wired indoor and outdoor temperature sensors (See iMKS).



  • Control the fan from anywhere using a smart phone, tablet or PC.
  • Timer and Speed Control.
  • Displays attic temperature.
  • Option for indoor temperature sensor to provide temperature control and an outdoor temperature sensor to delay fan operation when the outdoor temperature is too warm to provide cooling.
  • Compatible with 1, 2 and 3-speed PSC and ECM whole house fans.
  • 5 Year Warranty.


Simple Installation

  • Eliminates wiring within the home.
  • Eliminates installing line voltage timer and speed control.
  • All line voltage wiring done a the junction box on the fan.
  • Test the fan operation prior to installing.

iMK Whole House Fan WiFi Control

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