Used on water monitors to set flow rate, maximize reach and provide stream control - Suitable for water or pre-mixed foam solution - Twist-control operation for variable fog angles and straight pattern - Constant flows throughout spray patterns - Internal vanes reduce stream turbulence and improve reach - Spinning and fixed teeth models for wider water curtains - 2 12" Female NST swivel inlet base - Grease fittings for lubrication - Single gallonage