What is a lined fire hose?

A lined fire hose is a fire-fighting product that can deliver water or liquid fire-extinguishing agents to a fire site for fire fighting. It is an important supporting equipment for fire hydrants, fire engines and fire pumps; it is a fire-fighting equipment that must be in hotels, office buildings, airports, stations, warehouses and other places. So a lined fire hose is a very important part of our lives, it protects our lives from harm, so you don't have to look down on it!