Window Adapter: Air conditioner window cover, connector for portable air conditioners. Connects the exhaust hose to the window mounting plate. Fits: All portable air conditioners, 15 cm diameter vents for air-conditioned windows and doors. Portable Air Conditioner Accessories: Flexible hoses for mobile air conditioners for all common window configurations. Flexible mobile air conditioner: Durable and waterproof material. Portable Air Conditioner Exhaust Hose: Durable, economical, and long-lasting. Adapter: For connecting the exhaust hose to the window mounting plate. Fits all portable air conditioners with a 15 cm outlet diameter. Portable, durable, and easy to install, the window adapter plate is suitable for sliding windows or doors. Universal Design: Fits all portable air conditioners with a 15 cm outlet diameter. Energy Efficient and Reliable: The window seal for portable air conditioners with exhaust hose prevents hot air from entering and increases the efficiency of the unit.