This central air conditioning deflector provides precise control of airflow to improve comfort and air quality. Key benefits Adjustable airflow direction: Direct cooling where you need it and reduce direct drafts in seating areas for even room cooling. Purifying filter options: Choose from cotton filter, anion filter, or carbon filter to help remove dust particles and improve indoor air quality. General compatibility design: Fits most standard AC vents with an adjustable size range of 58*595*5 cm, making it suitable for both and side vent installations on various central air conditioning systems. Ceiling vent application: Specifically designed for ceiling vents; mounting is easy and can be adjusted without tools to direct airflow where it's most needed for cooling patterns. 23 practical use scenarios Living room comfort: Install on a ceiling vent above the seating area, adjust to spread cool air evenly and avoid direct drafts on sofas or chairs. Bedroom air quality and comfort: Use with an optional filter (cotton, anion, or carbon) to purify air while directing a gentle breeze toward the bed for comfortable sleep. Home office or small study: Position on a ceiling vent to target airflow toward the workspace while maintaining even distribution throughout the room, reducing hot or cold spots. Specifications and compatibility Fits most standard vents with an adjustable size range of 58*595*5 cm. Suitable for both and side vent installations on various central air conditioning systems. Ceiling vent application; designed for easy, tool installation and adjustable airflow direction.