Fiorentini F31153-4BP Balanced Valve

The Fiorentini F31153-4BP is a Vl Cap 1-1/4" Balanced Valve engineered for precise control in demanding piping systems.

With a 7.5" diaphragm, full lockup, internal sensing, and a 1/2" vent, this valve delivers reliable operation and safety across a range of applications. The Black Spring 6-14" and 2 PSIG MAOP specification support consistent actuation, while CSA Z21.18 & Z21.80 certification ensures compliance with key safety standards. It replaces 30153-B for easier field upgrades.

• 7.5" diaphragm
• Full lockup
• Internal sensing
• 1/2" vent
• Black spring 6-14"
• 2 PSIG MAOP
• CSA Z21.18 & Z21.80 certified
• Replaces 30153-B