Sprinkler Connection 2 : A connection in which hose lines from a pumper are used to increase the pressure in a sprinkler system, usually a sprinkler siamese with two pumper inlet connections. See: Fire Department Connection
Ralph W. Burklin & Robert G. Purington, Fire Terms: A Guide to Their Meaning and Use, National Protection Association, Boston, MA 1980 USA. (Guide: Meaning and Use, Nat Prot Association Fr Srvc - Amer) {457}