The Frigidaire 5304508449 Dryer Rear Air Duct is a ventilation component designed to direct hot air from the heating element into the drum for efficient drying performance. It operates by channeling airflow evenly through the system, allowing moisture to be removed from fabrics during each drying cycle. Installed at the rear section of the dryer, the duct connects with the blower hous... https://www.hnkparts.com/5304508449-frigidaire-duct-air