Style: Utility Blower Fan, Modern. Material: Steel, PVC, Copper, Nylon, Die-cast aluminum, Rubber. Key Features. Well-designed Duct: The 16ftanti-flaming, wear-resistant, and flexible duct with steel wire springs and tape is easy to expand and contract and the inner wall is smooth andwaterproof, and can be easily connected to the item, helping you handle a large amount of air under relatively low pressure.
eBay