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50+ Years
experience
Precision Temperature Control Valves for Marine & Industrial Applications
Established in 1942, Walton Engineering has dedicated over six decades to pioneering temperature control valve technology for critical applications in marine, industrial, and power generation sectors. Our engineering heritage began with wartime manufacturing innovation and evolved through continuous refinement of self-acting and externally actuated valve systems. With production based in St Albans since the 1950s, we've supplied temperature regulation solutions to the UK Royal Navy, NATO fleets, and global power generation providers. Our ISO 9001-certified quality management system ensures rigorous standards across design, manufacturing, and testing processes. Our engineering team combines traditional craftsmanship with advanced CAD simulation to deliver reliable, low-maintenance solutions tailored to demanding operational environments.

We maintain comprehensive in-house machining capabilities and source materials exclusively from approved suppliers to guarantee product integrity. Every valve undergoes rigorous factory testing to ensure operational excellence before dispatch. Our technical expertise extends to customised solutions, leveraging flexible design principles to meet unique client specifications. With decades of experience in safety-critical applications, including nuclear submarine systems and power station backup generators, we provide temperature control solutions where performance reliability is paramount. Our global distribution network ensures technical support and spare parts availability worldwide.
Services
Temperature Control Valves Self-Acting Valves Electrically Operated Valves Pneumatically Operated Valves Gas Operated Valves Mixing Valves Diverter Valves Custom Valve Solutions Spare Parts Supply Valve Overhaul Services
Details
  • Year established: 1942
Highlights and features
  • Over 60 years of specialist temperature control valve engineering experience
  • ISO 9001:2015 certified quality management system with regular independent audits
  • Self-acting valves with minimal pressure loss design for energy efficiency
  • Approved supplier to UK Ministry of Defence and major naval classification societies
  • Global technical support network with local representatives in key markets
Associations and certifications
  • ISO 9001:2015
Services
Temperature Control Valves
Our 3-way temperature control valves automatically regulate fluid temperatures in critical systems. Using precision-engineered rotors, these valves proportion flow between cooling and bypass circuits to maintain exact temperature parameters. Available in self-acting and externally actuated variants, they ensure reliable operation in marine, industrial, and power generation environments where thermal stability is essential for system performance and longevity.
Self-Acting Valves
Thermostatic self-acting valves use internal temperature sensors to control fluid flow without external power. These maintenance-efficient solutions provide accurate temperature regulation in diesel engines, turbines, and compressors. Their simple yet robust design makes them ideal for remote or safety-critical applications where reliability and minimal operational complexity are paramount requirements.
Electrically Operated Valves
Electrically actuated valves offer precise temperature control through external electronic systems. Integrated with remote monitoring and automation systems, these valves provide adaptable thermal management for complex industrial processes. Their compatibility with digital control systems enables real-time adjustments and integration with modern plant management technologies for enhanced operational efficiency.
Pneumatically Operated Valves
Pneumatic actuation systems deliver reliable temperature control in environments where electrical power presents operational challenges. These valves integrate with compressed air systems to provide precise thermal regulation for industrial and marine applications. Their design ensures consistent performance in demanding conditions while maintaining compatibility with existing pneumatic control infrastructure.
Custom Valve Solutions
We develop bespoke valve configurations to meet unique thermal management requirements. Using advanced CAD design tools, our engineers adapt standard valve platforms to create application-specific solutions. This approach delivers cost-effective, performance-optimised systems for specialist applications while maintaining the proven reliability of our core valve technology across diverse operational environments.
Questions
What industries do Walton valves serve?
Our temperature control valves operate in marine, industrial, and power generation sectors. They regulate temperatures in diesel engines, turbines, compressors, and hydrogen fuel cells across commercial shipping, naval vessels, and power stations.
How do Walton temperature control valves work?
Our 3-way valves proportion fluid flow between cooling and bypass circuits using a precision rotor. This maintains constant system temperature by automatically adjusting flow distribution based on thermal conditions, ensuring optimal equipment performance and longevity.
What actuation methods are available?
We offer self-acting valves with internal thermostatic elements, plus electrically, pneumatically, and gas-operated variants. This range provides flexible control options for different operational requirements and environmental conditions across various industries.
Are custom valve solutions available?
Yes, our flexible design approach enables customised valve configurations. Using advanced CAD tools, we adapt standard platforms to meet specific application requirements while maintaining proven performance characteristics and reliability standards.
What quality standards apply to Walton products?
Our ISO 9001:2015-certified quality management system ensures rigorous standards across design, manufacturing, and testing. All products meet UK Ministry of Defence and major classification society requirements for critical marine and industrial applications.
How are valves maintained?
Our valves feature modular designs allowing component replacement without system disassembly. We provide service kits, spare parts, and factory refurbishment services to ensure long-term operational reliability and compliance with evolving technical specifications.