Custom Portable AC Sliding Window Vent Kit for Windows & DoorsSliding windows do not utilize the same window screen replacement method as hinged windows. See the video under the main product image to see how it works. Vent your portable AC through sliding windows without blocking the opening or relying on temporary panels. This custom portable AC sliding window vent kit is precision cut from durable " acrylic and sized to your exact window or sliding door opening. Each insert creates a sealed exhaust path so hot