QuietCool QC 6400 D "Classic" Large Whole House Fan
Doubles the Power with Two Fans to Cover up to 3,200 sq. ft.

QuietCool QC 6400 D "Classic" Large Whole House Fan

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QuietCool QC 6400 D "Classic" Large Whole House Fan
QuietCool QC 6400 D "Classic" Large Whole House Fan
QuietCool QC 6400 D "Classic" Large Whole House Fan

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QuietCool QC 6400 D Classic Large Whole House Fan
Availability: Discontinued
List Price: $ 2020.00
Price Break: $551.00
Our Price: $1469.00

Special Discount:


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QuietCool QC 6400 D "Classic" Large Whole House Fan doubles the power with two fans to cover up to 3,200 sq. ft.

Large Home Ready
Built to meet the needs of larger homes, this unit covers up to 3,200 sq. ft. to cool, ventilate and make your home more comfortable.

Doubled Power
Equipped with two fan motors and fan speeds, this unit can move 3,226 CFM of air on low and 6,418 on high. Quiet at only 50 db you won't be disturbed while conversing, sleeping or watching movies.

Save on Energy Costs
With an R Value of 5, this unit has a set of air-tight, insulated dampers to increase home energy efficiency and save you money on cooling and heating costs.

Reliable and Made in the U.S.A.
Reliability, quality, durability and performance and the stand-out qualities that QuietCool uses with each of their products. American made for superior craftsmanship, this unit has a 10-year limited warranty.


  • Model: QC-6400-D
  • Product Type: Large Whole House Fan
  • Application: Serious power for genuine whole-home cooling.
  • Type: Whole House Fan
  • Max Air Flow: 6418 CFM
  • Voltage: 120 volts
  • Oscillation: No
  • Watts: 658 watts
  • Frequency: 60 Hz
  • Noise Level: 50 dB
  • Certifications: UL
  • Fan Style: Ceiling
  • Product Construction: Steel
  • Number of Speeds: 2
  • Remote Control: Yes
  • Control Type: Hard wired or remote control
  • Timer: No
  • Built-In Air Purification System: No
  • Commercial/Industrial Use: No


  • Covers up to 3,200 sq. ft., great for sprawling homes
  • Enjoy easier installation without requiring framing or joist cutting
  • Exhausts air via dual-ducted system
  • Improves home energy efficiency with 5 R Value air-tight, insulated dampers
  • Twice the power than single motor models
  • Two-speed fans circulate 3,226/6,418 CFM