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.
Navy â is the sea branch of the U. S. Armed Forces Origins traced back to Continental Navy The United States Constitution provided the legal basis for a seaborne military force by giving Congress the power to provide and maintain a navy.