Cheap And Discounts Flexible Dryer Vent Exhaust Duct Hose - 5 Feet Long Aluminum Foil Vent Ducting for Heating, Cooling, and Ventilation Wholesale. Buy Directly From Merchant Shenzhen ZHCX Company. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.