Key benefits Effective air blockage Seals the gap between your window and frame to prevent warm air from entering, helping your indoor space stay cooler for longer. Energy saving solution Reduces cold air leakage, contributing to lower energy consumption and smaller electricity bills during peak usage times. Waterproof and washable design The insulation cloth is waterproof and washable, protecting against rain and keeping unwanted insects out for a more comfortable living environment. Easy installation No tools required. Simply attach the hook tape and secure the cloth baffle in place to maintain full window functionality. What it is and how it works Material and construction Insulation cloth that is waterproof and washable, designed to withstand rain and deter insects while you operate a mobile air conditioner. Function and compatibility Specifically designed to seal the gap between window and frame for mobile air conditioner installations, helping to block drafts and keep conditioned air inside. Installation details Quick and tool setup using hook tape; once attached, the cloth baffle remains securely in place without hindering window operation. Performance highlights Improves cooling efficiency by reducing warm air influx and cold air leakage. Supports energyconscious use by lowering energy consumption during demand periods. Provides weather protection and insect screening while allowing continued window use. Use scenarios Summer cooling with a mobile air conditioner Install the cloth baffle in a window opened for a mobile AC unit to minimize air leakage, helping the room reach and maintain the desired temperature more efficiently. Rainy season ventilation Use during rain or damp weather to prevent rain intrusion and limit insect entry while still allowing window operation and airflow. Peak usage periods Deploy to reduce energy waste when electricity demand is , contributing to lower bills without sacrificing comfort. Notes Installation requires no tools; attach the hook tape and secure the cloth baffle to maintain full window functionality. This product is designed to seal the gap around a mobile air conditioner in a window, and its performance relies on proper placement within the window opening.