Universal accessories: The exhaust pipe connector for portable air conditioning systems is universally suitable for right-hand and left-hand threaded pipes. Exhaust pipe connector: installed permanently on a 5 inch pipe without leaking. Compatible with outer diameters of approximately 130mm/5.12in and 150mm/5.91in. The inner diameter is approximately 5.00 inches. Extend to Any Length: With this AC hose fitting extender, you can easily connect the hose you need. It extends your hose to the desired length and allows the hose to pass through the wall or window. STURDY DESIGN: This AC exhaust hose connector is made of ABS material and design allows it to be used for a long time. Best choice: The right and left universal screw connection is connected to the threaded pipe. The exhaust air pipe connector offers the best solution for guiding exhaust air through walls or windows. Properties: 1. Two sizes are available: This AC exhaust pipe is designed to fit approximately Please check the pipe diameter before placing an order. 2. Universal type: The portable air conditioner exhaust pipe connector is designed as a universal type, screwed clockwise and counterclockwise. 3. This AC exhaust pipe connector is made of ABS material and its design allows it to be used for a long time. 4. In portable AC flexible hose, the diameter does not take into account the thread. This is the maximum diameter of the compatible pipe. Specification: Name: Air conditioning pipe Size: about 150 mm / 5.91 inch Category: Air conditioning accessories Color: silver gray Features: no adhesive tape required, screw and unscrew. Packing list: Air conditioning hose * 1 Note: There will be color difference in the product due to lighting effects and shooting angle, please understand.< /p> Due to manual measurement, there is a tolerance on the size of the product.