For use with Dometic rooftop non-ducted, cool only, RV air conditioners. (NOT compatible with Brisk II HE models, Blizzards, or Air Command).Compact assembly is only 2 ½ H. Features recessed dial controls and one-piece rotating air deflection louvers for infinite adjustability. Ergonomic control panel has easy to read markings and the large knobs are angled for easy access. The removeable, rinse-and-reuse HEPA-style filter traps dust and pollen to keep your RV interior air clean and fresh. | Dometic Manual Control Air Distribution Box for Non-ducted, Cool Only applications, Polar White