The Frost King Air Conditioner Weatherseal helps improve energy efficiency and indoor comfort by sealing gaps around window air conditioning units. Made from highly compressible open-cell polyurethane foam, this weatherseal helps prevent drafts, air leaks, dust, and insects from entering your home. Its flexible construction conforms to uneven spaces, creating a snug fit that helps keep cool air inside during summer and reduce heat loss during colder months.

• Energy Efficient: Helps reduce air leaks and drafts to improve heating and cooling efficiency.
• Durable Foam Construction: Made from highly compressible open-cell polyurethane foam for a flexible, reliable seal.
• Draft & Dust Protection: Helps block unwanted airflow, dust, and insects around window air conditioning units.
• Noise & Vibration Reduction: Helps minimize rattling and vibrations caused by window air conditioners.
• Easy Installation: Compressible foam presses into gaps and can be trimmed with scissors for a customized fit.
• Year-Round Performance: Helps retain cool air in the summer and reduce heat loss during colder months.
• Convenient Size: Measures 1-1/4 in. wide x 1-1/4 in. thick x 42 in. long, ideal for sealing gaps around window-mounted air conditioners.