Ducting hoses from Grainger can vent cold and hot air, with some offering flame-retardant to help prevent the spread of potential fire. A duct hose can transport smoke, exhaust, dust, fumes and more. Flexible duct hoses can be great for situations where a straight run is not an option, while crush-resistant ducting hoses can be used where a hose could get stepped on or flattened. Shop Grainger for ducting hoses today.