A delivery hose, in the context of fire fighting, is a specialized, high-pressure flexible pipe designed to carry water or other extinguishing agents (like foam) from a water source (like a fire engine or a hydrant) directly to the fire. These hoses are crucial for firefighters to deliver a controlled and powerful stream of water to suppress or extinguish flames. It made from durable materials like synthetic fibers with rubber linings, delivery hoses are built to withstand the intense pressures and harsh conditions encountered during firefighting operations. They come in various diameters and lengths to suit different needs, from smaller "attack hoses" used by firefighters to directly combat the blaze, to larger "supply hoses" that move vast volumes of water from distant sources to the fire pump.