🛠️ Seal Your Comfort, Elevate Your Space! Designed specifically for window air conditioners. Keep unwanted air, insects, and dust at bay! Compressible strip that stands the test of time. Resilient foam for all seasons. Quick and hassle-free installation. 42" Length Window Use 2.25" Thickness The Frost King AC43H Weatherseal Tape is a 2-1/4 inch thick, 42-inch long dark gray foam tape designed for effective weather-stripping around window air conditioners. Its resilient and compressible design ensures a tight seal against air, insects, and dust, making it an essential addition for maintaining a comfortable indoor environment.