Fiorentini 31053-3BS 1" Balanced Valve 4" Diaphragm Full Lockup Internal Sensing

The Fiorentini 31053-3BS 1-inch Balanced Valve is a gas pressure regulating component designed for accuratf low and pressure control and gas distribution applications in HVAC systems. Featuring a 4-inch diaphragm, internal sensing, and full lockup capability, it maintains stable outlet pressure across varying inlet conditions while ensuring complete shutoff when demand ceases. Commonly installed in commercial heating equipment, it supports safe and consistent fuel delivery to burners. As part of the systems regulation assembly, this valve plays a essiential role in maintaining combustion efficiency, operational stability, and overall system safety.