ESFR sprinkler heads output rate - 100 gallons per minute. Droplet size - ESFR sprinkler heads release larger droplets of water with greater momentum than conventional heads. This combination of size and momentum allows the sprinkler droplet to penetrate a fire plume and reach the seat of a fire.
Definition of fleet for Students. 1  1 : a group of warships under one commander. 2  2 : a country's navy. 3  3 : a group of ships or vehicles that move together or are owned by one company a fishing fleet a fleet of taxis.
U.S. 7th Fleet. Mission: The U.S. 7th Fleet (C7F) operates in the largest of the U.S. Navyâs numbered fleets. At any given time there are 70-80 ships and submarines, 140 aircraft and approximately 40,000 Sailors and Marines in region.