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.
The definition of fleet is something that moves swiftly. An example of fleet is someone who can move quickly or is very nimble. A fleet is defined as a group of ships, vessels or vehicles that operate together or that are under the control of one person. An example of fleet is a group of ships.