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Aperflux 101 Aperflux 101 The Aperflux 101 is a pilot-controlled pressure regulator for medium and high pressure.
Aperflux 851 Aperflux 851 The Aperflux 851 is pilot-controlled pressure regulator for medium and high pressure applications.
Aperval Aperval Aperval is a pilot-controlled pressure regulator for medium and low pressure applications.
Aperval 101 Aperval 101 The APERVAL 101 is a pilot-controlled regulator for low- and medium-pressure applications.
Dixi Dixi Dixi is pilot-controlled pressure regulator for medium and low pressure
Dixi AP Dixi AP The DIXI AP pressure regulator is a regulator for medium and high pressures.
Reflux 819 Reflux 819 Reflux 819 is a downstream pilot-controlled pressure regulator for medium and high pressure applications
Reflux 819/FO Reflux 819/FO Reflux 819 is a downstream pilot-controlled pressure regulator for medium and high pressure applications.
Reval 182 Reval 182 The Reval 182 is a pilot-controlled pressure regulator for medium and low pressure
Terval/A Terval/A The Terval is a pilot-controlled regulator for medium and low pressure suitable for use with pre-filtered non-corrosive gases.
ATF Anti-freeze ATF Anti-freeze Single-stage pressure reducing valve type ATF Anti-Freeze For industrial and chemical engineering applications.
Dival 160 AP Dival 160 AP Single-stage pressure-reducing Valves T y p e DIVAL 160AP
Dival 500 Dival 500 The DIVAL 500 series of spring loaded, diaphragm controlled balanced plug gas regulators are suitable for low, medium and high pressure
Dival 600 Dival 600 Dival 600 series pressure gas regulators are direct-acting devices for low and medium pressure applications
Norval Norval Norval pressure regulators are direct-acting devices for low and medium pressure applications controlled by a diaphragm and counter spring
Staflux 185 Staflux 185 The STAFLUX 185 pressure regulators are direct-action devices for medium and high pressure
Staflux 187 Staflux 187 STAFLUX 187 pressure regulators are direct-acting devices for high pressure
Trias Trias TRIAS pressure regulators are direct-acting devices for low and medium pressure, controlled by a diaphragm and counter spring.
Dival SQD Dival SQD The Dival-SQD is a downstream pressure regulator, self actuated, spring loaded for medium and low pressure applications it equipped with incorporated relief valve against temporary overpressure
Staflux MINI Staflux MINI The STAFLUX Mini is a direct action device for high pressure, controlled by a diaphragm and contrasting regulated counter pressure action.
Mod. FE Mod. FE The two-stage self-driven FE series pressure regulators are widely used both in civil and industrial installations using Natural gas, LPG
Mod. FEX Mod. FEX The two-stage FEX series self-driven pressure regulators are widely used both in civil and industrial installations using natural gas, LPG or non-corrosive gases
HFA - HFB Filters HFA - HFB Filters Dry cartridge filter for natural gas, town gas, air, propane and other non-aggressive gases
KSI - Heat exchangers KSI - Heat exchangers Heat exchanger for preheating of natural gas
Gas governors with filter Gas governors with filter CSA design certified Z21.80/ CSA 6.22 Class I Line Pressure Regulator for 2 psig inlet pressure, outlet pressure range of 2 inches w.c. to ½ PSIG.
Gas governors without filter Gas governors without filter CSA design certified Z21.80/ CSA 6.22 Class I Line Pressure Regulator for 2 psig inlet pressure, outlet pressure range of 2 inches w.c. to ½ PSIG.
Dilock Dilock It is a safety device that quickly interrupts the gas flow shun the controlled pressure reach the intervention set valve due to any malfunction. Special suitable for natural gas, L.P.G. end non corrosive gas.
EV 400 EV 400 These are normally fitted to the feed pipe and connected to a gas or CO detector
HBC 975 HBC 975 This is a safety device (SAV) which quickly intercepts gas flow when the pressure it is monitoring reaches a pre-set limit due to any anomaly in the system, or when required by the operator at installation point or from remote point.
PVS 782 PVS 782 PVS type slam shut valves are pilot-operated relief valves in which the opening and the closing of the main plug is controlled by a pilot device
SBC 782 SBC 782 This is a safety device (SAV) which quickly intercepts gas flow when the pressure it is monitoring reaches a pre-set limit due to any anomaly in the system, or when required by the operator at installation point or from remote point.
SCN SCN The SCN is a compact safety device (SAV) which quickly intercepts gas flow
VS/AM 65 VS/AM 65 The VS/AM 65 relief valve is a safety device (SBV) which vents gas when the system pressure exceeds the set value due to temporary events such as expansion due to rise in gas temperature or downstream pressure shocks caused by sudden changes of flow rate etc.
VS/AM 58 VS/AM 58 The VS/AM 58 relief valve is a safety device (SBV) which vents gas when the system pressure exceeds the set value due to temporary events such as expansion due to rise in gas temperature or downstream pressure shocks caused by sudden changes of flow rate etc.
PVS 803 PVS 803 PVS type slam shut valves are pilot-operated relief valves in which the opening and the closing of the main plug is controlled by a pilot device
Deltaflux Deltaflux The Deltaflux slam shut valve is an ideal solution for all fluid control applications where high differential pressure or great flow rates are involved
Reflux 919 Reflux 919 The Reflux 919 Control is a pneumatic control valve, specifically designed for use with normal gas
VLM - Syncroflux VLM - Syncroflux VLM / SYNCROFLUX valves are bypass and throttling devices suitable for use with previously treated, non-aggressive gaseous fluids.
Governors literature and sizing Governors literature and sizing Useful links for downloads and sizing program for Gas Governors
Governor 2 PSIG Governor 2 PSIG Useful links for downloads and sizing program for Gas Governors
Governor over pressure device 5 PSIG Governor over pressure device 5 PSIG Useful links for downloads and sizing program for Gas Governors
Governor Dual Cut 10 PSIG Governor Dual Cut 10 PSIG CSA design certified Z21.80/ CSA 6.22 Class I Line Gas Pressure Regulator with Over Pressure Protection (OPD) for 5 psig inlet pressure
CSA Certificates of compliance CSA Certificates of compliance All the certificate of compliance
Zero Governors Zero Governors Pietro Fiorentini’s ZERO Governor F3Z series, are designed to comply with the EN 88/1 standard.
Governors general information Governors general information Useful information about for Gas Governors
Flowatch 3I Flowatch 3I The Pietro Fiorentini FLOWATCH is non-intrusive, non radioactive in-line tool for multiphase metering. It is used for measuring flow rates of oil, water and gas from a well stream or in a pipeline.
Flowatch HS Flowatch HS The Pietro Fiorentini FLOWATCH is non-intrusive, non radioactive in-line tool for multiphase metering. It is used for measuring flow rates of oil, water and gas from a well stream or in a pipeline.
Xtreme Wet Gas Meter Xtreme Wet Gas Meter The Pietro Fiorentini FLOWATCH is non-intrusive, non radioactive in-line tool for multiphase metering. It is used for measuring flow rates of oil, water and gas from a well stream or in a pipeline.
NIR watercut probe NIR watercut probe A WLR sensor based on optical spectroscopy, ideal for applications in which a superior accuracy on the water cut is needed
Subsea Multiphase Flow Meter Subsea Multiphase Flow Meter The Pietro Fiorentini FLOWATCH is non-intrusive, non radioactive in-line tool for multiphase metering. It is used for measuring flow rates of oil, water and gas from a well stream or in a pipeline.
Fiomaster Fiomaster Orifice fittings for flow measurement with calibrated orifices, pressurized type
Fiominor Fiominor Orifice fittings for flow measurement with calibrated orifices, un-pressurized type
Fio EZ Fio EZ Unpressurized orifice fittings
F.I.O. 2 Gas Pressure Regulator Smart add-on F.I.O. 2 Gas Pressure Regulator Smart add-on FIO 2 system allows to remotely control the pressure reduction stations of a natural gas distribution network.
Sizing Sizing Sizing of regulators is usually made on the basis of Cg valve and KG sizing coefficients.

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