【Mobile Air Conditioner Hose】Dryer exhaust hose connect the exhaust hose to extend, no need to turn left and right, and extend at will. Adapter for 150mm diameter air conditioning exhaust hose. 【Premium and Durable】Our AC exhaust hose is made of thickened polypropylene with a built-in high-quality steel ring, which has better heat resistance, wear resistance, aging resistance, and a longer service life. It can withstand long-term hot air. 【Good Sealing Effect】Good sealing of air conditioning pipes can help reduce energy consumption, and a well-structured ventilation system can reduce electricity bills through an efficient cooling system. Our portable air conditioner exhaust hose connector keeps your room cool all day long! 【Energy Saving】This portable air conditioner hose coupler can firmly and securely connect the exhaust hose to the air conditioner to prevent leakage or the ingress of insects and outside dirt. It can effectively reduce energy consumption, improve efficiency, save