AirLock Window Seal for Portable Air Conditioner, 3m 4m Flexible Cloth Sealing Plate Window Seal with Zip and Adhesive Fast. Attach the window seal to the hook tape. Then, open the zip on the window seal and place your air conditioner hose out of the window.
The "3/4M Air Conditioner Window Seal AC Seal Kit Waterproof Aircon Flexible Cloth" would be perfect for window air conditioner installations or in high-humidity environments, as it provides a watertight seal to prevent air leakage.
