Pietro Fiorentini’s Air/Gas Ratio Pressure Regulators are designed to comply with the ANSI Z21.8 standard.

Main Features:
• Air/Gas Ratio Design: 1:1
• Max Inlet Pressure: 14.5 PSIG
• Outlet Pressure: 7.25 PSIG
• Air Pressure: 0.2 – 60.2″ W.C.
• Minimum ΔP between Pu and Pd: 8″ W.C.
• Ambient Temperature Range:14°F – 140°F
• Filter: Yes (optional)
• Air Connection: ¼” NPT: ½” – 1” and ½” NPT: 1¼ – 4”
• Nominal Sizes Connections: NPT: 1/2”, 3/4”, 1”, 1 1/4″
• Threaded: 1 1/2 – 2″

Downloads:
PF Ratio Governor Product Brochure