Dust resistant design Prevents dust from accumulating inside air conditioners, helping maintain cooling efficiency and extending unit life while supporting cleaner indoor air. Easy installation Designed for straightforward, tool installation, allowing you to quickly enhance your air conditioner's cleanliness with minimal effort. Reliable, durable materials Made from sturdy plastic, this dust screen provides a dependable accessory that supports the longterm operation of your cooling system. Multiple sizes available Four size options to fit your specific air conditioner model and design preference. Compatibility and fit Available in four sizes to match a range of common air conditioner models and designs, enabling you to select the fit for your unit. Use scenarios Home window unit in a dusty environment: Install to reduce dust ingress and maintain efficiency while keeping indoor air cleaner. Small office with multiple units: Use on individual air conditioners to simplify maintenance and sustain performance. Workshop or garage spaces: Add screens to protect cooling systems from heavy dust and debris, extending service life.