Dustproof protection: Effectively prevents dust buildup on the air conditioner indoor unit with this specialized hanging filter, designed to maintain airflow and system performance for models compatible with 1P/1.5HP systems. Easy installation: Thoughtfully designed for straightforward setup; this air outlet dust filter can be quickly installed onto your air conditioning unit, enabling you to improve indoor air cleanliness without complex tools or professional assistance. Long lasting construction: Made from sturdy plastic materials, this air conditioning filter accessory offers reliable longterm use, providing a dependable solution for maintaining your split system's air quality and operational efficiency. Multiple style options: Available in 4 distinct styles; this indoor unit hanging filter lets you choose the match for your specific air conditioner model and preference, balancing functional performance with aesthetic compatibility. Use scenarios: In homes with dust, pet dander, or allergy concerns to protect the indoor unit and help maintain cleaner indoor air. During renovations or nearby construction to capture dust before it enters the system and reduce contamination. As part of regular maintenance to help sustain consistent airflow and extend the life of your split air conditioning system.