Fire hose reels are located to provide a reasonably accessible and controlled supply of water to combat a potential fire risk. They are ideal for large high risk environments such as schools, hotels, factories etc. They are designed to Hose reels can come in lengths of 30m of 19mm and 25mm hose. Hose Reels are available in fixed, swinging, recessed and concealed versions with automatic or manual valves. Hose reels are used. Hose Reels are available in fixed, swinging, recessed and concealed versions with automatic or manual valves. Hose reels are used. Fire hose reels are located to provide a reasonably accessible and controlled supply of water to combat a potential fire risk. The length of a fully extended fire hose is 36 meters with a diameter of 19mm outside diameter.