Equipped with a universal 4-in-1 coupler for diverse hose sizes (5.1″ and 5.9″) with inner and outer buckles. If you’re passionate about creating a cool and comfortable indoor oasis, our Portable AC Window Seal Kit is the ultimate solution.
Casement Window Seal Kit 400CM Waterproof Easy Install for AC Units White Color
Universal Fit: Fits all standard outward-opening or inward-opening windows up to 400CM—perfect for both single and dual hose portable AC systems. Waterproof & UV-Resistant: Made with waterproof TU fabric to resist rain and block UV rays, ensuring your space stays cool, dry, and comfortable.