Dustproof design Prevents dust from entering and accumulating in your air conditioner, helping maintain airflow, improve efficiency, and provide cleaner air. Easy installation Designed for quick, hassle installation, allowing you to or install with minimal effort and without complicated steps. Material and durability Made from sturdy materials, this dust screen offers reliable protection and longlasting performance as an essential accessory for your air conditioning system. Multiple choices Available in four options to fit different air conditioner models. Use scenarios Home residential use: install on a living room or bedroom air conditioner to reduce indoor dust, help maintain cooling performance, and extend unit life between cleanings. Office or small business: convenient to swap during routine maintenance, minimizing downtime and keeping HVAC equipment running smoothly in a work environment. Dusty or renovation environments: use to protect the air conditioner during periods of dust generation, helping to keep the unit clean and reduce the need for frequent cleaning. How to choose Select one of the four options that matches your air conditioner model to ensure proper fit and reliable performance.