Viking® F20152N Model VRC Foam Ratio Controller, 3% XMAX, 3" Combo Exit And Emergency Lights 175 Degree 18264JND Fire Sprinkler

175 Degree 18264JND Fire Sprinkler Head

The Lansdale Model LVLFBV full port ball valve is UL Listed and FM Approved for use in fire protection piping trim

In these applications

175 Degree 12285MD/B Fire Sprinkler Head

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Viking® F20152N Model VRC Foam Ratio Controller, 3% XMAX, 3" Combo Exit And Emergency Lights 175 Degree 18264JND Fire SprinklerThe 3 inch ratio controller accurately proportions foam concentrate into a water stream over a wide range of water flow rates. Ratio controllers are an integral part of an approved foam system. In addition to the ratio controller, the main components of the approved foam system are specific foam concentrates, a foam storage tank, a concentrate control valve and foam discharge devices. The system must be designed so that the ratio controller can