Zephyr - Duct 8 In. Universal Make-Up Air Damper Kit for Range Hood - Silver

It is compatible with any Zephyr range hood motor operating over 300 CFM and up to 1,000 CFM. However, it's recommended to check your range hood's specification sheet to ensure compatibility.

This make-up air damper kit is designed to balance the air pressure in your home by automatically opening to allow fresh air in while the range hood is operating.

This air damper kit features an 8-inch round damper.

This damper kit is designed for range hoods with a maximum airflow of up to 1,000 CFM.

Yes, it automatically opens when the range hood is on and closes when the range hood is off.