Cheap And Discounts 300cm Exhaust Pipe Flexible Air Conditioner Exhaust Pipe Vent Hose Duct Outlet 130mm Ventilation Duct Air Conditioner Vent Hose Wholesale. Buy Directly From Merchant tenghui05 Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.