ZYfire Fire Hose - 2" ID Single Jacket TPU Fire Hose White Industrial Hose Firefighter Hose with NPSH Brass Couplings Lightweight Lay Flat Water Hose for Use in Firefighting-U.S. Warehouse" The package you received includes: 2" ID single jacket TPU fire hose and M F NPSH brass couplings. The hose length options we offer you are: 25 FT and 50 FT. One end of the fire hydrant hose is a 2" National Pipe Straight Hose (NPSH) female coupling, and the other end is a 2" NPSH male coupling. These couplings are made of brass, which is corrosion resistant, high temperature ductile, and low magnetic permeability. The jacket of the firefighter hose