Specifications: * Material: PP * Diameter: 15 cm / 5.91" (Approx.) * Optional Types: (As Pictures Show) - Type 1: Connector for 1.5 hp mobile air conditioner body and exhaust pipe - Type 2: Connector for 1 and 1.5 hp mobile air conditioner exhaust pipe and baffle - Type 3: Connector for 1 hp mobile air conditioner body and exhaust pipe; square size is 15 x 11.6 cm - Type 4: Connector compatible with Type 5 - Type 5: Wall-mounted connector designed for installation after opening a wall, includes cover * Made of high-quality material, durable and practical * Portable, durable, and easy to install; suitable for portable air conditioners * Suitable for all portable air conditioners and exhaust hoses with an outlet diameter of 15 cm (6 inches) * Designed to connect exhaust hose and casement kit plate Reminder: Please verify product size and model compatibility before purchase Package Contents: 1 x Exhaust Duct Interface Note: 1. The actual color of the item may vary slightly from the images due to factors such as monitor brightness and lighting conditions 2. Please allow slight variation due to manual measurement