PP Material： Durable and strong PP material. The exhaust pipe is made of waterproof and wear-resistant PP material, which is more stable than other PVC exhaust pipes, has excellent heat resistance and corrosion resistance, and is a good substitute when the exhaust pipe is broken. Adjustable： The removable air conditioner pipe can be stretched and bent at will without breaking or deforming. The installation method is simple and convenient, suitable for various installation environments such as kitchen, bedroom, bathroom, office, etc. < b>High compatibility：The mobile air conditioner drain hose has a diameter of 15cm and a retractable length of 2 meters. Mobile air conditioner drain hoses are suitable for most mobile air conditioners on the market. Easy to install： Extend the exhaust pipe as you purchased in the desired length, then align it with the connecting pipe or existing pipe, snap it into place, twist the pipe to secure it. Wide Application： Suitable for ventilation of air