The Friedrich Uni-Fit Smart Through-the-Wall Air Conditioners with Electric Heat offer universal fit for easy replacement in most sleeves, with the chassis designed to fit multiple existing sleeves from 24 1/2 to 27 . They re engineered for quiet operation with its QuietMaster Technology ensuring up to 25% quieter operation. Crafted with commercial-grade quality and precision engineering, it thrives in demanding applications, delivering long-lasting performance and superior value compared to competitors. With the FriedrichGo app, setup is simple, allowing you to create personalized cooling schedules and adjust settings remotely, providing ultimate control anytime, anywhere. The Friedrich Uni-Fit Smart Through-the-Wall Air Conditioners not only keeps you cool but also sets the bar high for excellence in cooling solutions.