Bleeding & Venting

Vacuum Breaker Valve type 33VB | Cla-Val | Philippopoulos s.a.

Vacuum Breaker Valve type 33VB | Cla-Val

Vacuum Breaker Valve type 33VB | Cla-Val
Cla-Val
Cla-Val 33VB Vacuum Breaker Valve The Cla-Val 33VB is a vacuum breaker valve designed for water distribution and transmission pipelines. It is installed at high points in piping systems to admit air during vacuum conditions, preventing pipe deformation, collapse, or unstable hydraulic operation. Operation The large air inlet orifice allows unrestricted...
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High-Performance Air Release & Vacuum Breaker Valve type 33A | Cla-Val | Philippopoulos s.a.

High-Performance Air Release & Vacuum Breaker Valve type 33A | Cla-Val

High-Performance Air Release & Vacuum Breaker Valve type 33A | Cla-Val
Cla-Val
Cla-Val 33A Air Release & Vacuum Breaker The Cla-Val 33A is a combination air release and vacuum breaker valve designed for water distribution networks and vertical turbine pump installations. It expels air during pipeline filling, releases pressurized air during operation, and admits air during draining, minimizing air lock and vacuum-induced...
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Well Service Air Release & Vacuum Breaker Valve type 33AWS | Cla-Val | Philippopoulos s.a.

Well Service Air Release & Vacuum Breaker Valve type 33AWS | Cla-Val

Well Service Air Release & Vacuum Breaker Valve type 33AWS | Cla-Val
Cla-Val
Cla-Val 33AWS for Well Pump Columns The Cla-Val 33AWS is an air release and vacuum breaker valve engineered for pump columns in well installations. It controls air discharge from the pump column during startup to minimize hydraulic shock and prevent air ingress into the distribution system. On pump shutdown, it allows unrestricted air intake into the...
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Combination Air & Vacuum Valve with Throttling Device type 33ATD | Cla-Val | Philippopoulos s.a.

Combination Air & Vacuum Valve with Throttling Device type 33ATD | Cla-Val

Combination Air & Vacuum Valve with Throttling Device type 33ATD | Cla-Val
Cla-Val
Cla-Val 33ATD with Throttling Device The Cla-Val 33ATD is a combined air release and vacuum breaker valve for water pipelines. It discharges air during filling, admits air during draining, and continuously releases small air volumes under pressurized operation. Throttling Device The integrated throttling device limits the air discharge rate, reducing the...
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Air Release & Check Valves - 33VB Seawater Vacuum Breaker Valve | Cla-Val | Philippopoulos s.a.

Air Release & Check Valves - 33VB Seawater Vacuum Breaker Valve | Cla-Val

Air Release & Check Valves - 33VB Seawater Vacuum Breaker Valve | Cla-Val
Cla-Val
Cla-Val 33VB Seawater Vacuum Breaker The Cla-Val 33VB is a vacuum breaker valve designed for seawater networks, primarily in fire protection systems and pipelines subject to periodic draining. It is installed at high points to admit air when negative pressure develops, minimizing the risk of vacuum-induced pipeline collapse. Operation The large air inlet...
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Air Release Valve series 34 | Cla-Val | Philippopoulos s.a.

Air Release Valve series 34 | Cla-Val

Air Release Valve series 34 | Cla-Val
Cla-Val
Cla-Val Series 34 Air Release Valve The Cla-Val Series 34 is an automatic air release valve designed for water pipelines. It is installed at high points in piping systems where air accumulation is likely during pressurized operation. The valve continuously expels small volumes of trapped air, preventing the formation of large air pockets that can increase...
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Wastewater Air Release Valve type 34WW | Cla-Val | Philippopoulos s.a.

Wastewater Air Release Valve type 34WW | Cla-Val

Wastewater Air Release Valve type 34WW | Cla-Val
Cla-Val
Cla-Val 34WW for Wastewater Applications The Cla-Val 34WW is an air release valve engineered for wastewater and industrial effluent pipelines. It is installed at high points in pressurized networks where air and gases accumulate, discharging small volumes before significant air pockets form. This prevents flow restriction and mitigates the risk of...
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Fire Protection System Air Release Valve Series 34 | Cla-Val | Philippopoulos s.a.

Fire Protection System Air Release Valve Series 34 | Cla-Val

Fire Protection System Air Release Valve Series 34 | Cla-Val
Cla-Val
Cla-Val Series 34 for Fire Protection Networks The Cla-Val Series 34 is an automatic air release valve designed for water-based fire protection piping systems. It is installed at high points in pipelines where air accumulation is likely during filling or pressurized operation. Operation This valve continuously releases small volumes of trapped air before...
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Air & Vacuum Valve Series 35 | Cla-Val | Philippopoulos s.a.

Air & Vacuum Valve Series 35 | Cla-Val

Air & Vacuum Valve Series 35 | Cla-Val
Cla-Val
Cla-Val Series 35 Air & Vacuum Valve The Cla-Val Series 35 is an air and vacuum valve designed for water pipelines. It performs two primary functions: rapid evacuation of large air volumes during pipeline filling, and air admission during pipeline draining or vacuum conditions, minimizing the risk of negative pressure development. Operation During...
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Wastewater Air & Vacuum Valve type 35WW | Cla-Val | Philippopoulos s.a.

Wastewater Air & Vacuum Valve type 35WW | Cla-Val

Wastewater Air & Vacuum Valve type 35WW | Cla-Val
Cla-Val
Cla-Val 35WW Air & Vacuum Valve for Wastewater The Cla-Val 35WW is an air and vacuum valve designed for wastewater pipelines. It enables rapid expulsion of large air volumes during pipeline filling and allows air intake during draining, preventing negative pressure (vacuum) conditions that could compromise pipeline integrity. Operation During filling,...
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Combination Air Valve series 36 | Cla-Val | Philippopoulos s.a.

Combination Air Valve series 36 | Cla-Val

Combination Air Valve series 36 | Cla-Val
Cla-Val
Cla-Val Series 36 Combination Air Valve The Cla-Val Series 36 is a combination air valve designed for water pipelines. It integrates air release and air & vacuum functions, enabling air discharge under pressure, large volume air expulsion during filling, and air intake during pipeline draining. Operation The large orifice allows rapid air discharge...
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Wastewater Combination Air Valve type 36WW | Cla-Val | Philippopoulos s.a.

Wastewater Combination Air Valve type 36WW | Cla-Val

Wastewater Combination Air Valve type 36WW | Cla-Val
Cla-Val
Cla-Val 36WW Combination Air Valve The Cla-Val 36WW is a combination air valve designed for wastewater pipelines and sewage service. It integrates the functions of the 34WW air release and 35WW air & vacuum valves, providing air release under pressure, large volume air discharge during filling, and air intake during pipeline draining or vacuum...
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Vacuum Breaker Valve type 38VB/AR | Cla-Val | Philippopoulos s.a.

Vacuum Breaker Valve type 38VB/AR | Cla-Val

Vacuum Breaker Valve type 38VB/AR | Cla-Val
Cla-Val
Cla-Val 38VB/AR Vacuum Breaker & Controlled Air Release Valve The Cla-Val 38VB/AR is a vacuum breaker valve with slow air release, designed for transient pressure control in water pipelines. It opens to admit air under vacuum conditions and provides regulated air discharge to minimize the risk of pressure surges. Operation The valve is engineered to...
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Air Valves Series 39 | Cla-Val | Philippopoulos s.a.

Air Valves Series 39 | Cla-Val

Air Valves Series 39 | Cla-Val
Cla-Val
Cla-Val Series 39 Anti-Slam Air Valves The Cla-Val Series 39 is a range of anti-slam air valves designed for potable water, raw water, and wastewater pipelines. These valves are specified for filling, draining, and transient conditions where uncontrolled air discharge may result in hydraulic shock or water hammer. Functions Air release during pipeline...
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