Cool Attic 30 In. 2-Speed Direct Drive Whole House Fan with Shutter CX2121 Just plug into a computer

Just plug into a computer

This fan is designed to prolong the life of composition roof shingles by lowering summer attic temperatures and helps to protect attic insulation against mold and mildew in the winter by removing moisure-filled air

The fan mounts to your roof with 6 pre-punched anchor points for stability and a 25 ft

Install behind existing louvers or purchase our shutter model (CX2121AM)

Cool Attic 30 In. 2-Speed Direct Drive Whole House Fan with Shutter CX2121 Just plug into a computerWhole House Fans are ideal for residential use in mild to moderate climates as a supplement to air conditioning. Our fans use a precision balanced blade assembly and a re engineered bracing system for quiet, efficient air movement with low vibration, alongside an automatic shutter in a powder coated white finish to blend in seamlessly with your ceiling. Install as a joist in or joist out configuration. Whole House Fans offer an efficient way to reduce