Pietro Fiorentini Norval Gas Regulator

Pietro Fiorentini Norval Gas Regulator

  • Quick response to varying operating conditions
  • Accuracy of regulation
  • Regulator which reacts in opening (Fail to Open).
  • Top entry design
  • Available pipe sizes: 1″ to 8″ NPT


Norval pressure regulators are direct-acting devices for low and medium pressure applications controlled by a diaphragm and counter spring.

These regulators are suitable for use with pre-filtered, non-corrosive gases.

Technical Documentation


Norval Catalog

Norval Technical Manual

Norval Illustration