Home » Shillafire » Indoor Hydrant Valve (Valve for Indoor Hydrant) Indoor Hydrant Valve (Valve for Indoor Hydrant) The valve is for Indoor Hydrant Box that is installed in building. The reducing valve controls the pressure from the high water pressure to normal pressure for effective firefighting operation. Categories: Shillafire, Ball / Butterfly Valve Tags: Ball / Butterfly Valve, Shillafire You may also like… Wet Barrel Hydrant Dry Barrel Hydrant Landing Valve Globe Valve for Hydrant Diaphragm Valve Related products Pistol Grip Nozzle (Spinning Teeth Type) Y-Type Strainer (SL-59YS) Gear-type Monitor (Large-size) Post Indicator & Valve Small Size Lever-type Monitor (Fixed)