Optimised Pump Protection Since 1970s
Blackhall Automatic Recirculation Valves – Tailored Flow Assurance
In the early 1970s Blackhall introduced their Automatic Recirculation Valves (ARVs) for centrifugal pump protection. Each valve is designed to precisely match your pump's operating profile, ensuring reliable operation during low-flow conditions. Using our proven CFDA technique and flow testing, every solution delivers guaranteed performance.
Pump-Specific Engineering
Every ARV is 100% customised to match pump characteristics, offering precise bypass control and robust protection during start-up, shutdown and modulating operation cycles.
Straightway & Angle Pattern
Available in straightway and angle body configurations, our valves offer design flexibility, enhanced flow control, and in-situ maintenance for maximised uptime.
Why Choose Blackhall Automatic Recirculation Valves?
Trusted by global operators in critical industries, our ARVs deliver dependable pump protection and performance longevity — especially in mission-critical and high-cycle applications.
Deployed Worldwide
Installed in over 50 countries across oil & gas, power, water, and industrial sectors – proven globally under diverse operating demands.
Flow Tested & Verified
Every Blackhall ARV is empirically tested for flow accuracy and reliability — maintaining uninterrupted pump recirculation during all operating cycles.
Unmatched Support
From initial pump curve review to valve integration, our technical team supports your complete ARV lifecycle for dependable, optimised dependable performance.
Smart Flow Assurance for Centrifugal Pump Protection
Automatic Recirculation Valve Range
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