Gruntbear Portable Air Conditioner Window Seal 400CM (157'') AC Casement Window Seal Kit Hot Air Stop Air Exchange Guards with Zip and Adhesive Fastener Works with Tumble Dryer Keep House Cool

Gruntbear Window Seal stops warm air flowing from AC coming back in your room so your living room your office your bedroom cools down quicker and stays cooler for longer. Enjoy the high quality material of the window seal for many hot summers to come. The window seal is water repellent and protects rain from entering your home when you left the window open.