The Z-Tide UL Listed Pressure Reducing Valve (UL-BFR Model) are indispensable in any Fire Protection system. Our Piston Design is easy to install and maintain.If the inlet pressure is higher, this valve reduces it to a steady lower outlet pressure not matter the changing flow rate and / or inlet pressure.The design of this valve don't have outside pipes/conduits, allowing a better installation, maintenance and performance by it's bigger chamber and straight flow track that provides a big flow. Our UL Listed Pressure Reducing Valve for Fire Fighting System can be applicable in fire safety systems as Sprinkler Systems, Foam Systems and Deluges Systems without the need of any modification.