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QuietCool RM WHF-4.0
QuietCool RM WHF-4.0
QuietCool RM WHF-4.0
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QuietCool RM WHF-4.0
QuietCool RM WHF-4.0

QuietCool - 4,186 CFM - Roof Mount Whole House Fan


RM WHF-4.0

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Was $1,069.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
Ships in 7-14 Business Days
Factory items ship direct from the manufacturer. Shipping times vary.
Shipping Details
*We currently CANNOT ship this product to Canada or any destination outside of the United States
$154 / Month
Suggested monthly payments with 6 month financing.
QuietCool - 4,186 CFM - Roof Mount Whole House Fan
QuietCool - 4,186 CFM - Roof Mount Whole House Fan
Model: RM WHF-4.0
Was $1,069.00
How-To Articles


    QuietCool's roof mount whole house fan provides incredibly efficient ventilation without taking up attic space. Whole house ventilation allows you to bring cool outdoor air through your windows, home and attic to thoroughly cool and ventilate the entire home. The roof mount fan includes an ultra-efficient ECM motor and computer balanced fan blades that give you up to 70% more efficiency at lower speeds. With a powder coated steel covering, bug screen and flashing, the roof mount fan is built to survive harsh outdoor environments.
  • Whole House Ventilation
  • QuietCool whole house fans replace your home's warm, stale air with fresh, cool air in minutes. Simply crack a few windows and turn on your fan to experience the QuietCool breeze.
  • Never run your A/C at night again!
  • QuietCool works perfectly at night when the temperature drops, mass-cooling your home without the use of A/C. By mass cooling your home at night it will remain cooler during the day.
  • Save up to 50-90% on A/C Usage
  • QuietCool advanced whole house fans use and improve upon the principle of ventilation cooling with savings of up to 50-90% off traditional cooling methods such as A/C. The more you use your QuietCool whole house fan, the less you need to use your A/C.
  • ECM Motor
  • The QuietCool roof mount fan utilizes an ECM motor which increases up to 70% in efficiency at lower speeds.
  • Computer Balance Fan Blades
  • The roof mount fan features high-performance, computer balanced fan blades that cut through the air in the most efficient and effective way possible.
  • American Quality
  • QuietCool is proudly designed and built in the USA with a 98% customer satisfaction rate.
  • Product Includes
  • RM WHF-4.0 Fan
  • RF Wireless Control Kit
  • Accessory Bag
  • Cut-out Template


RM WHF-4.0
General Information
Circulation Fan
Product Line
Blower Motor
Maximum Air Flow
4186 CFM
Electrical Data
120 Volts
Power Consumption
391 Watts
60 Hz
Shipping Height
20 Inches
Shipping Width
42 Inches
Shipping Depth
44 Inches
Shipping Weight
69 Pounds
Warranty Information
Warranty Learn More
A warranty is a safeguard from defects in manufacturing and can vary in length and terms. To see the manufacturer's warranty statement, click on the Manuals tab. Learn More
15 Years


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Expert Recommended Accessories Selected by Chris, our Expert
Required Accessories 9
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Optional Accessories 10

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