Offering 21 unique flow and pressure options, all G-Force pulsing nozzles provide maximum stream velocity and a consistent water droplet size from the initial opening of the nozzle throughout the entire rated flow range. Developed for maximum cooling of fire gases and minimal disruption of the thermal balance in three dimensional fire environments, G-Force high performance pulsing nozzles have been produced to provide rugged durability in the harshest of firefighting operations.