PP MaterialDurable and sturdy 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 for exhaust pipes when they break. AdjustableMovable air conditioning pipes 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. High compatibilityThe drain pipe of the Gohytal mobile air conditioner is 15cm in diameter, 30cm in retractable length and 1.5m in extendable length. The mobile air conditioner drain hose is suitable for most mobile air conditioners on the market. Easy to installExtend the exhaust pipe you purchased to the desired length, then align it with the connection pipe or the existing pipe, snap it on, twist the pipe to fix it. Wide ApplicationSuitable for ventilation of air conditioning or heating equipment, kitchen hoods, extractors, dryers and other electrical equipment. Widely used in kitchens, bedrooms, greenhouses, bathrooms, tents, campsites and other places.