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Insulated R5 Gravity Backdraft Damper | Centricair

Industrial grade gravity fed back draft damper requires no power and is standard with all CentricAir whole house fans. The R5 insulated gravity damper is designed keep attic air from entering the living space when the whole house fan is not in use.

Options & Ordering

The Gravity Back Draft Damper is included in the base price of all of our whole house fans.


No Framing Required:
Designed to fit within 16" or 24" on Center Joists

Due to product improvements and equipment upgrades, performance ratings and specifications are subject to change without notice.


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