The Trident TRI402-4006 is a durable, 4'' x 15m vent duct designed for marine environments, offering reliable performance in temperatures ranging from -18ºC to 71ºC. Specifications:- SKU: TRI402-4006- Temperature Range: -18ºC to 71ºC- Application: Marine- Color: Black- Diameter: 4''- Length: 15m- Height: 13.0cm- Width: 24.0cm- Length: 35.0cm- Weight: 1.72kg