
Fire Hoses | American Fire Supply
2021/03/05· Fire Hoses. A fire hose is a high-pressure hose used to carry water or other fire retardant (such as foam) to a fire to extinguish it. Outdoors, it is attached either to a fire engine or a fire hydrant. Indoors, it can be permanently attached to a building''s standpipe or pluing system. NST or NH = Fire Hose Thread. NPSH = Straight Pipe Thread.