QA-Deluxe 3300 Whole House Fan Delivers Energy Efficient Cooling With Low Voltage Plug And Play 2 Speed Wall Switch With Timer R-5 Insulated Damper Quiet Operation And Saves You Big On Cooling Costs Up To 90 Percent

3300 CFM Whole-House Fan for Energy-Efficient Cooling
✔️ Single unit, 28.5 D x 14 W x 14 H, 3300 CFM, 2-speed wall switch

Engineered as a high-capacity, energy-saving whole-house fan, the QA-Deluxe 3300 pulls fresh outdoor air through living spaces to cool homes without heavy AC use. Ideal for retrofits and new builds, it installs between 16" and 24" on-center joists with no extra framing, simplifying installation.

✅ 3300 CFM high-performance airflow for cooling 950-1450 sq ft
✅ Fits between 16-24 inch on-center joists for simple retrofits
✅ R-5 insulated damper minimizes attic air ingress
✅ Low-voltage plug-and-play 2-speed wall switch with timer
✅ 28.5 D x 14 W x 14 H, assembled in the USA; 10-year motor warranty

💡 What is a whole-house fan used for? Handy for cooling by exchanging indoor air with outdoor air to cut cooling costs. - Energy-efficient cooling that reduces AC load - High airflow up to 3300 CFM for mid to large rooms - R-5 insulated damper minimizes attic heat gain