Distributor 1 : (1) A rotating cellar nozzle that moves water spray in circular pattern. See: Bresnan Distributor, Circulator. (2) A perforated pipe used to spray water in concealed spaces
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}