This adjustable sliding window seal with an extension tube is engineered to maximize the performance of your portable air conditioning unit. By effectively sealing the gap between your window and the AC hose, it prevents warm air from seeping back into the room, helping you stay cooler and more comfortable. The seal's customizable fit ensures compatibility with a wide range of window types and sizes, while the high-quality construction guarantees durability and ease of maintenance.
  Perfect for homeowners and renters who rely on portable AC units, this seal is a must-have for improving indoor comfort during hot weather. It supports up to 2 hoses and is designed to reduce energy consumption by limiting the need for constant AC operation. The no-drill installation makes it user-friendly and a quick solution to enhance your cooling system's efficiency without the hassle of complicated setup.