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winterizing your whole house fan

Reduce noise from pressure changes in windy conditions and prevent heat loss in the winter by easily installing a winter insulation insert in your whole house fan.  Designed for a solid airtight seal and reduced thermal transfer, these upgrades allow you to winterize your whole house fan without climbing into the attic.

quietcool pro models

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For QuietCool fans, vacuum-packed insulated dense foam is the fastest and most effective solution for your QuietCool Trident or Stealth fan.

  • Custom-fit for your size fan

  • Weighs just 1.5-3.5 pounds

  • Installation with no tools in seconds

  • Eco-Insulator increases damper box to R-10 insulation value

    • Reduces up to 90% of heat transfer vs no insulation in some climates​

    • Reduces damper door noise in windy conditions

  • Advanced Insulator increases damper box to R-45 insulation value

Note:  Winter inserts must be removed before using your fan.  The air-seal created by the insert blocks airflow and can damage your fan if not removed before use.

Easy Installation

traditional fan models

Traditional winter insert

Winterizing traditional fans has always been an arduous task, requiring retro-fitting solutions inside the attic.  Not anymore.  Our traditional fan shutter covers are aesthetically pleasing and easy to install without going into the attic.  

 

  • Custom-fit for your size fan

  • Weighs ~8-13 pounds

  • Special hook and latch design keeps panel tight against the shutter edges

  • Installation with no tools in seconds

  • Provides R-9 insulation value, often providing 80% or more of the effectiveness of your existing insulation

  • Reduces louver noise on in windy conditions

Note:  Shutter covers must be removed before using your fan.  The air-seal created by the cover blocks airflow and can damage your fan if not removed before use.

Keep the hot air in
and cold air out!

© 2021 by Colorado Home Cooling & Daylighting