Effective Dust Prevention: Designed for hanging indoor unit air conditioners, this dust screen blocks airborne particles from entering the system, helping maintain airflow and cooling performance while reducing internal dust buildup. Quick Tool Installation: No tools required. Simply attach the filter screen to the air outlet of your AC unit in moments, making regular maintenance effortless and keeping your cooling system cleaner. Long Lasting Construction: Made from sturdy plastic materials that resist wear and tear and retain shape over time, providing reliable protection season after season. Multiple Style Options: Available in four design variations to accommodate various air conditioner models. Choose the match for your indoor unit. Use Scenarios: Home environments with pets or dust levels, to keep the cooling system cleaner and reduce filter cleaning frequency. During renovations or dusty periods, to prevent debris from entering the unit. Office or shared living spaces with frequent AC use, to reduce maintenance needs and extend system life.