Revolving nozzle is mainly used for protection of fixed roof storage tank top. Once the water pressure builds up, the nozzle starts rotating spraying water on the tank shell to dissipate heat thus preventing spreading of fire. Typically material of construction of the revolving nozzle is gunmetal.
Firetech revolving head are available with K factor of 350, 400, 500, 600 and 700.
- Gun metal construction
- K factor, Metric (US): 700 (49), 800 (56) 900 (63) & 1000 (70)
- End connection: 100 NB (4″)
- MISI flang as per ANSI B16I5 #150