This 1 1/2 (1.5) inch NH/NST fire hose nozzle works with NFPA Standard Fire Hose Connections. The 1.5 inch NH female side will only connect to a male 1.5 inch NH/NST hose. Adjusts from straight stream to fog for multipurpose use. Rotate to turn on and off and adjust spray size. Provides consistent volume at any spray angle. 80 gpm & 100 PSI. Polycarbonate material for resistance to high temperature and impact + Brass stem for resistance to corrosion. This fire nozzle is for attaching to a 1.5 inch fire hose and can be used for landscape management, dust suppression, evaporate cooling, construction, and farming. WARNING: Not for electrical fires. Nozzle only. Hose not included.