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Pietro Fiorentini Gas Regulator Spec Page

Streamlining your next gas regulation project starts here. The Pietro Fiorentini Regulator Spec Page puts everything you need—models, technical data, certifications, and tools—right at your fingertips.

Fast, Informed Product Selection

Engineers and contractors rely on Pietro Fiorentini regulators for their performance and reliability. Now, choosing the right model is easier than ever. With this resource, you can:

  • Compare specifications across our most popular models

  • Download product-specific data sheets for quick submittals

  • Access venting and installation guidance

  • Use the Pietro Fiorentini Sizing Tool to spec regulators by pressure, flow rate, and gas type

PF Regulators Are Buy American Act Compliant

Manufactured at Pietro Fiorentini’s facility in Wheeling, West Virginia, PF Regulators deliver the advanced performance you’ve come to rely on with the added assurance of Buy American Act compliance.

Engineered for demanding gas regulation applications, and built in the U.S., so you can specify and purchase with confidence.

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Utilize tabs at the bottom of this spreadsheet to toggle between GOVERNOR Standard Models, Dual Cut, or OPD

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GOVERNOR 2 PSIG Regulator

CSA/ANSI certified, positive bubble-tight shutoff, with indoor/outdoor flexibility

GOVERNOR PF400 Outdoor

Rugged design with green cap for CSA-certified outdoor applications

GOVERNOR Dual Cut 10 PSIG

High-pressure dual-cut regulator with integrated overpressure protection and dead-end lockup

GOVERNOR PF400 Vent Limiter

Built for code-compliant indoor installs, eliminates the need for costly vent piping

PF Ratio Regulators (Multiple Models)

Precision pressure control across varying loads and demand fluctuations with balanced valve technology

GOVERNOR PF400 Vertical Vent Limiter

Vertical orientation option for indoor installations where space is limited

Why Pietro Fiorentini? 

  • High outlet pressure accuracy
  • 100% bubble-tight shutoff
  • Balanced valve designs for dynamic pressure control
  • Pre-installed filters and inlet/outlet test ports
  • Indoor/outdoor CSA-compliant with vent limiting options