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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.
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
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.
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.
HIPPS HIPPS The High Integrity Pressure Protection Systems (HIPPS) is a mechanical and electrical system designed in order to reduce the chance that the system pressure will exceed the tolerable allowable pressure.
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.
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.
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
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.
Plants Management and Maintenance Plants Management and Maintenance Pietro Fiorentini grants the efficiency of the plants in every phase of the process and with every kind of operation.
Gas smart metering services Gas smart metering services In the field of gas smart metering, our target is to grant a combination of innovative, precise and effective solutions with a wide range of products and services that monitor and collect datas on each single plant
Geochemical Service Geochemical Service Pietro Fiorentini is pleasure to announce a new Geochemical Service, directed and managed by Doct. Peter Nederlof and Doct. Andrew Murray
Gas dehydration packages with liquid media technology (TEG) Gas dehydration packages with liquid media technology (TEG) These Units are usually installed in Gas Treatment Plant when dry gas is requested
Gas dehydration unit with fixed bed technology (molecular sieves, aluminas, silica gel) Gas dehydration unit with fixed bed technology (molecular sieves, aluminas, silica gel) These Units are normally installed in Gas Treatment Plants where the dry gas will be liquefied
Glycol regeneration unit Glycol regeneration unit MEG Regeneration Unit are supplied as stand alone packages; typically associated to LTS Plants
Gas sweetening unit Gas sweetening unit Natural gas where CO2 and/or H2S content is present are usually treated in Gas Sweetening Unit.
H2S Removal with liquid redox H2S Removal with liquid redox This process is based on a reduction-oxidation reaction- that converts H2S present in sour gas
H2S removal units – solid bed technology H2S removal units – solid bed technology Solid bed technology is Natural Gas Sweetening process which achieves a very fine purification
Nitrogen generation unit Nitrogen generation unit Nitrogen is generated feeding pressurized air in to a polyimide hollow fiber membrane. The permeation rates of CO2, O2 and water vapor is faster than nitrogen diffuse through the fiber rapidly
Indirect water/glycol bath heaters Indirect water/glycol bath heaters The main scope of these units is to heat the gas in order to avoid hydrates formation when the gas pressure is reduced.
Oil dehydrator / desalter Oil dehydrator / desalter Desalter / dehydrator is a process unit that removes salt from crude oil and reduces the water content
Oil indirect heater Oil indirect heater Crude oil needs commonly to be heated in order to reduce the viscosity an permit any fine separation and treatment process
Custody metering station Custody metering station Custody transfer occurs when gases or other fluids are exchanged between operators; the amount of payment is usually calculated
Natural gas reducing and metering stations Natural gas reducing and metering stations The aim of a pressure reducing skid is to regulate the NG outlet pressure to a setting value.
Natural gas filtering unit Natural gas filtering unit Pietro Fiorentini has the capability to design and supply gas filtering equipment with different process technologies:
Natural gas odorizing unit Natural gas odorizing unit PF odorant injection systems can manage different types of odorant, such as TBM and THT, guaranteeing a constant odorization ratio at every gas flow rate.
Final gas conditioning unit Final gas conditioning unit These units are designed to protect natural gas fueled engines and turbines from liquid slugs, solids (0.1 microns) and liquid aerosols.
CNG daughter station CNG daughter station The CNG / Daughter station brings the advantage to provide gas in areas where there are not pipeline networks
Valves skid for gas processing unit Valves skid for gas processing unit Valve skids are usually part of Molecular Sieve Dehydration Unit
Flowatch Totem Subsea Flowatch Totem Subsea The subsea Flowatch multiphase flow meter has been developed with the same tried and tested internal technology supplied in the Flowatch HS
District stations District stations Ready to install pressure reducing station responding to all requirements: from protection against tampering
City gates City gates The aim of a pressure reducing skid is to regulate the NG outlet pressure to a setting value.
Smart stations Smart stations The services offered by Fiorentini in terms of data acquisition and management daily contribute to improve process efficiency
Data management system Data management system DMS (Data Management Services) is a package of innovative services used to manage key plant data
Odorant system management Odorant system management A complete range of service is today available to customise the odorant handling to the needs of any gas utility.
Cathodic protection monitoring Cathodic protection monitoring The primary purpose of the CCOL service is the one of realizing a system completely focused to the total computerisation of cathodic protection systems
Well testing Well testing Pietro Fiorentini grants the efficiency of the plants in every phase of the process and with every kind of operation.
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.
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.
Flowatch Multiphase Wet Gas Meter Flowatch Multiphase 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
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.
Sizing Sizing Sizing of regulators is usually made on the basis of Cg valve and KG sizing coefficients.
Governors general information Governors general information Useful information about for Gas Governors
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
CCOL - Cathodic Control On Line CCOL - Cathodic Control On Line CCOL service - Cathodic Control On Line - for the Remote Monitoring of Cathodic Protection systems is currently the most technologically advanced tool in the field of Remote Controls
Flowatch HS Subsea Flowatch HS Subsea Flowatch HS Subsea is the counterpart of the well-established Topside MPFM developed by Pietro Fiorentini. The Flowatch HS Subsea widens the MPFM product range adding metering solutions for deep-water application.
Fio EZ Fio EZ Unpressurized orifice fittings
PFML PFML PFML type valve is a slow opening single-stage solenoid valve normally closed
PFVM PFVM PFVM type valve is a combination of two solenoid valves in an only compact and versatile valve housing
PFMR PFMR PFMR type valve is a fast opening single-stage solenoid valve, normally closed (open when energized)

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