RV Air Conditioning Accessorie Foam Filter designed to fit Dometic return air grilles

The Camco 40409 is designed to fit Dometic return air grilles in ducted HVAC systems, ensuring efficient airflow and optimal ventilation.  Air Conditioner Ceiling Assembly Grille; For Dometic Air Conditioners With Ducted Ceiling Assembly; 14-1/8 Inch Length x 7-11/16 Inch Width. White; Plastic Grille and Foam Filter Hand Washable.  Compatibility: Dometic Air Conditioners With Ducted Ceiling Assembly Length: 14-1/8 Inch Width: 7-11/16 Inch Color: White Material: Plastic Grille/ Foam Filter Features & Benefits Filter Helps Reduce Dust And Particulates Without Restricting Air Flow Foam Filter Is Washable And Reusable Easy To Install