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