List of products by brand CSA

CSA – Technical profile of a water control valve, air valve and surge protection equipment manufacturer

CSA is an Italian manufacturer of hydraulic control equipment for water supply, wastewater, irrigation, desalination and industrial water systems. Its product range is focused on automatic control valves, air valves, pressure reducing valves, pressure sustaining valves, surge protection devices and special valves for water networks.

Main product areas include:

  • automatic control valves,
  • pressure reducing valves,
  • pressure sustaining valves,
  • pressure relief valves,
  • altitude control valves,
  • flow control valves,
  • pump control valves,
  • air release valves,
  • air / vacuum valves,
  • anti-surge and water hammer protection valves.

CSA products are mainly used in hydraulic networks where pressure, air management and transient control are critical. These valves are not simple manual isolation valves. Many of them operate hydraulically through pilot systems, pressure sensing lines or float-operated mechanisms.

Pressure reducing valves are used to control downstream pressure in water distribution networks. Pressure sustaining valves maintain minimum upstream pressure. Relief valves protect the network from excessive pressure. Pump control valves manage pump start-up and shutdown transients. Air valves evacuate air during filling, admit air during draining and release accumulated air during operation.

Selection requires hydraulic data:

  • maximum, minimum and normal flow,
  • upstream and downstream pressure,
  • pipe profile,
  • filling and draining conditions,
  • pump start / stop logic,
  • surge analysis where applicable,
  • water quality,
  • cavitation risk,
  • installation chamber layout,
  • maintenance access.

For water engineers, desalination engineers, irrigation designers and municipal utilities, CSA equipment must be selected as part of the hydraulic behaviour of the full network. Air management and surge protection should be reviewed during design, not added only after operational problems appear.

Direct acting Pressure relief - Sustaining valve type VSM ST | CSA - CSA

Direct acting Pressure relief - Sustaining valve type VSM ST | CSA

Direct acting Pressure relief - Sustaining valve type VSM ST | CSA
CSA
CSA VSM ST The CSA VSM ST is a direct acting pressure relief or upstream pressure sustaining valve for water networks. It is supplied with flanged connections, ductile iron body, and available in PN10, PN16, PN25, and PN40 pressure classes. Operation The valve opens when upstream pressure exceeds the setpoint, discharging flow to relieve pressure. When...
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Direct acting Pressure relief - Sustaining valve type VSM FF | CSA - CSA

Direct acting Pressure relief - Sustaining valve type VSM FF | CSA

Direct acting Pressure relief - Sustaining valve type VSM FF | CSA
CSA
CSA VSM FF The CSA VSM FF is a direct-acting valve designed for upstream pressure relief or sustaining applications. Constructed with a stainless steel body and internal components, it operates without a pilot circuit, utilizing a pressure-balanced piston. The valve can be installed in bypass lines as a relief valve or in-line as a pressure sustaining...
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Fast acting surge prevention valve type VRCA | CSA - CSA

Fast acting surge prevention valve type VRCA | CSA

Fast acting surge prevention valve type VRCA | CSA
CSA
Rapid Reaction Valve for Water Hammer Prevention CSA Type VRCA The CSA VRCA rapid reaction valve is engineered for hydraulic networks requiring effective water hammer mitigation. Designed for continuous operation, it stabilizes pressure fluctuations, reduces mechanical stress on piping and equipment, and maintains consistent flow under variable...
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Water air valve - Combination air valve with five functions type LYNX 3F - RFP - AS | CSA - CSA

Water air valve - Combination air valve with five functions type LYNX 3F - RFP - AS | CSA

Water air valve - Combination air valve with five functions type LYNX 3F - RFP - AS | CSA
CSA
CSA LYNX 3F RFP-AS Five-Function Air Valve The CSA LYNX 3F RFP-AS is a single-chamber combination air valve designed for treated water networks. It provides pressurized air release, air intake during pipeline draining or rupture, and controls transient phenomena associated with high air discharge velocities. RFP and AS Functionality The integrated RFP-AS...
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Water air valve - Combination type FOX 3F-HP | CSA - CSA

Water air valve - Combination type FOX 3F-HP | CSA

Water air valve - Combination type FOX 3F-HP | CSA
CSA
CSA FOX 3F-HP Air Release Valve The CSA FOX 3F-HP air release valve is engineered for industrial air management in pressurized pipelines and process systems. Designed for reliability and operational efficiency, it is suitable for demanding environments where air accumulation can compromise system performance. Technical Features Body and internal...
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Water air valve - Combination type ARGO | CSA - CSA

Water air valve - Combination type ARGO | CSA

Water air valve - Combination type ARGO | CSA
CSA
CSA ARGO Combination Air Valve The CSA ARGO is an automatic combination air valve designed for irrigation and treated water networks. It removes air pockets during pressurized operation and enables large-volume air intake or discharge during pipeline filling and draining cycles. Technical Specifications Body and cover: glass reinforced polypropylene...
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Water air valve with Anti-shock/Anti-slam type FOX 3F-RFP | CSA - CSA

Water air valve with Anti-shock/Anti-slam type FOX 3F-RFP | CSA

Water air valve with Anti-shock/Anti-slam type FOX 3F-RFP | CSA
CSA
CSA FOX 3F-RFP Anti-Surge / Anti-Slam Air Valve The CSA FOX 3F-RFP is a full-bore, single-chamber, double-acting air valve designed for treated water pipelines. It evacuates air during pressurization and admits large volumes of air during pipeline draining or rupture, minimizing vacuum and cavitation risks. RFP System The RFP (anti-surge plate) is...
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Water air valve with Anti-shock/Anti-slam type FOX 3F-AS | CSA - CSA

Water air valve with Anti-shock/Anti-slam type FOX 3F-AS | CSA

Water air valve with Anti-shock/Anti-slam type FOX 3F-AS | CSA
CSA
CSA FOX 3F-AS Air Valve – Anti-Shock / Anti-Slam The CSA FOX 3F-AS is a full-bore, double-acting air valve designed for pressurized water networks. It is engineered for the controlled release of air pockets during operation and rapid intake of large air volumes during pipeline draining, pipe rupture, or sudden pressure drops, minimizing vacuum conditions...
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Water air valve with Anti-shock/Anti-slam type FOX 3F-HR | CSA - CSA

Water air valve with Anti-shock/Anti-slam type FOX 3F-HR | CSA

Water air valve with Anti-shock/Anti-slam type FOX 3F-HR | CSA
CSA
CSA FOX 3F-HR Anti-Slam Air Valve The CSA FOX 3F-HR is a double-acting air valve designed for vertical risers in high-rise buildings, pump discharge lines, and water pipelines where controlled air release is required. It enables air discharge under pressure, large volume air intake during pipeline draining or rupture, and mitigates hydraulic surge...
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Water air valve with Anti-shock/Anti-slam type LYNX 3F-AS | CSA - CSA

Water air valve with Anti-shock/Anti-slam type LYNX 3F-AS | CSA

Water air valve with Anti-shock/Anti-slam type LYNX 3F-AS | CSA
CSA
CSA LYNX 3F-AS Anti-Shock / Anti-Slam The CSA LYNX 3F-AS is a single-chamber, double-acting air valve designed for treated water pipelines. It enables continuous air release under operating pressure and allows large-volume air intake during pipeline draining or rupture, minimizing vacuum conditions and transient hydraulic events. Anti-Slam Mechanism The...
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Water air valve with Anti-shock/Anti-slam type LYNX 3F-RFP | CSA - CSA

Water air valve with Anti-shock/Anti-slam type LYNX 3F-RFP | CSA

Water air valve with Anti-shock/Anti-slam type LYNX 3F-RFP | CSA
CSA
CSA LYNX 3F-RFP Anti-Surge / Anti-Slam Air Valve The CSA LYNX 3F-RFP is a single-chamber, double-acting air valve designed for treated water pipelines. It evacuates air pockets from pressurized lines and admits large volumes of air during pipeline draining or rupture, minimizing vacuum and negative pressure conditions. RFP Function The flat RFP element is...
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Water air valve with Anti-shock/Anti-slam type FOX 3F-AS-HP | CSA - CSA

Water air valve with Anti-shock/Anti-slam type FOX 3F-AS-HP | CSA

Water air valve with Anti-shock/Anti-slam type FOX 3F-AS-HP | CSA
CSA
CSA FOX 3F-AS-HP Anti-Shock / Anti-Slam Air Valve The CSA FOX 3F-AS-HP is a single-chamber, double-acting air valve designed for high-pressure water pipelines. It provides automatic release of trapped air during pressurized operation and admits large volumes of air during pipeline draining or rupture, preventing vacuum conditions and associated risks....
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Water air valve with Anti-shock/Anti-slam type Saturno AS | CSA - CSA

Water air valve with Anti-shock/Anti-slam type Saturno AS | CSA

Water air valve with Anti-shock/Anti-slam type Saturno AS | CSA
CSA
CSA Saturno AS for Underground Installation The CSA Saturno AS is a dual-function air valve assembly with anti-shock design, engineered for direct underground installation without a dedicated chamber. The unit integrates an air valve, stainless steel stand pipe, and built-in isolation, enabling maintenance from the top side while the pipeline remains...
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Water air valve with Anti-shock/Anti-slam type Saturno RPF | CSA - CSA

Water air valve with Anti-shock/Anti-slam type Saturno RPF | CSA

Water air valve with Anti-shock/Anti-slam type Saturno RPF | CSA
CSA
CSA Saturno RFP Underground Installation Air Valve Assembly The CSA Saturno RFP is a dual-function air valve assembly with anti-surge RFP configuration, designed for direct underground installation without the need for a chamber. The unit integrates a single-chamber air valve, stainless steel stand pipe, base, and built-in isolation for top-side...
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Water air valve with Anti-shock/Anti-slam type ARGO 3F-RFP | CSA - CSA

Water air valve with Anti-shock/Anti-slam type ARGO 3F-RFP | CSA

Water air valve with Anti-shock/Anti-slam type ARGO 3F-RFP | CSA
CSA
CSA ARGO 3F-RFP Anti-Shock / Anti-Slam The CSA ARGO 3F-RFP is a single-chamber, double-acting air valve designed for treated water networks. It enables controlled air release from pressurized pipelines and allows large-volume air intake during pipeline draining or rupture, minimizing vacuum conditions and associated risks. RFP Anti-Surge Mechanism During...
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Water air valve - Special applications type FOX 3F SUB | CSA - CSA

Water air valve - Special applications type FOX 3F SUB | CSA

Water air valve - Special applications type FOX 3F SUB | CSA
CSA
CSA FOX 3F SUB for Submersible Installations The CSA FOX 3F SUB is a combined air valve designed for pipeline locations where there is a risk of flooding or where water discharge/spray into the installation area is not permitted. The SUB system channels air flow through a threaded discharge curve, allowing venting to be directed to a controlled location....
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Water air valve - Special applications type LYNX 3F SUB | CSA - CSA

Water air valve - Special applications type LYNX 3F SUB | CSA

Water air valve - Special applications type LYNX 3F SUB | CSA
CSA
CSA LYNX 3F SUB for Submerged Applications The CSA LYNX 3F SUB is a combination air valve designed for water networks in locations with flood risk or where uncontrolled spray during closure is unacceptable. The SUB watertight system directs air discharge through a threaded curve, enabling remote venting and minimizing water egress at the installation...
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Anti-shock/anti-slam air valves suitable for Industry/seawater type GOLIA 3F-AS | CSA - CSA

Anti-shock/anti-slam air valves suitable for Industry/seawater type GOLIA 3F-AS | CSA

Anti-shock/anti-slam air valves suitable for Industry/seawater type GOLIA 3F-AS | CSA
CSA
CSA GOLIA 3F-AS – Anti-Slam Air Valve The CSA GOLIA 3F-AS is a single-chamber, double-acting combination air valve with integrated anti-slam system for controlled air discharge rates. It is specified for pressurized pipelines where rapid water column return may induce hydraulic shock (water hammer). Operation The valve performs the following functions:...
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Anti-shock/anti-slam air valves suitable for Industry/seawater type GOLIA 3F-RFP | CSA - CSA

Anti-shock/anti-slam air valves suitable for Industry/seawater type GOLIA 3F-RFP | CSA

Anti-shock/anti-slam air valves suitable for Industry/seawater type GOLIA 3F-RFP | CSA
CSA
CSA GOLIA 3F-RFP – Anti-Surge Air Valve The CSA GOLIA 3F-RFP is a single-chamber, full-bore combination air valve with integrated RFP (anti-surge) system for hydraulic surge mitigation during air discharge. Designed for water, seawater, and industrial process pipelines subject to transient pressure phenomena. RFP Function During pipeline filling, the...
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Special applications air valves for Industry/seawater type GOLIA 3F RFP SUB | CSA - CSA

Special applications air valves for Industry/seawater type GOLIA 3F RFP SUB | CSA

Special applications air valves for Industry/seawater type GOLIA 3F RFP SUB | CSA
CSA
CSA GOLIA 3F RFP SUB – Air Valve for Submerged Applications The CSA GOLIA 3F RFP SUB is a combination air valve designed for industrial, freshwater, and seawater pipeline networks. The SUB variant features a sealed air transfer system via a threaded angled outlet, enabling installation in chambers or locations subject to flooding or high humidity....
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Special applications air valves for Industry/seawater type GOLIA 3F EO | CSA - CSA

Special applications air valves for Industry/seawater type GOLIA 3F EO | CSA

Special applications air valves for Industry/seawater type GOLIA 3F EO | CSA
CSA
CSA GOLIA 3F EO – Exhaust-Only Air Valve The CSA GOLIA 3F EO is a combination air valve designed for industrial and seawater applications, configured for exhaust only operation. It enables the discharge of large air volumes during pipeline filling and the continuous removal of air pockets under pressurized conditions. The EO version does not permit air...
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Special applications air valves for Industry/seawater type GOLIA 2F IO | CSA - CSA

Special applications air valves for Industry/seawater type GOLIA 2F IO | CSA

Special applications air valves for Industry/seawater type GOLIA 2F IO | CSA
CSA
CSA GOLIA 2F IO – Air Valve, Inlet Only The CSA GOLIA 2F IO is a dual-function air valve engineered to permit air intake only into the pipeline, preventing air discharge under all operating conditions. This configuration is specified for applications where vacuum protection is critical during draining, pipeline rupture, or pump failure. It is not designed...
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Wastewater air valve type SCF | CSA - CSA

Wastewater air valve type SCF | CSA

Wastewater air valve type SCF | CSA
CSA
CSA SCF for Wastewater The CSA SCF is a single-chamber, combined air valve designed for raw sewage pipelines. It evacuates air during filling, releases pressurized air pockets, and admits large volumes of air during pipeline draining or rupture scenarios. Construction Body and cover: ductile cast iron GJS 450-10 Float: stainless steel AISI 316 Seat and...
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Wastewater air valve type SCF-U | CSA - CSA

Wastewater air valve type SCF-U | CSA

Wastewater air valve type SCF-U | CSA
CSA
CSA SCF-U for Underground Wastewater Installation The CSA SCF-U is a complete air valve assembly designed for direct underground installation in pressurized wastewater pipelines, eliminating the need for a separate chamber. The unit includes an SCF 2” air valve, PVC stand pipe, and an integrated isolation mechanism for maintenance access from above ground...
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