Upgrade Price: $199.00 – $249.00
Upgrade by choosing "R10 Cold Weather Damper" or "R50 Extreme Cold Weather Damper" when adding a whole house fan to your shopping cart.
Pricing:
Upgrade to an Cold Climate Damper (Ceiling or Wall Mount) with R-10 Insulation Rating: $199.00 Upgrade to an Cold Climate Damper (Ceiling or Wall Mount) with R-50 Insulation Rating: $249.00