Flow Control - Air Release Valve
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ARV Air Release Valves
Essential Pipeline Accessories for Water & Industrial Systems
Derwent Industries supplies a comprehensive range of high-performance pipeline accessories engineered to support, seal, and protect critical fluid infrastructure. Designed for seamless integration with our valves, fittings, and couplings, our accessory range ensures long-term operational integrity, leak-free sealing, and reduced maintenance overhead across municipal water supply networks, irrigation systems, mining operations, and industrial process pipelines.
Our Actuation & Gearbox Range
- BA-Z & XB Multi-Turn Gearboxes: High-torque XB Multi-turn Gearboxes featuring spiral bevel gears, IP67/IP68 sealing, and ISO 5210 mounting standards for manual or motorised operation on gate and globe valves.
- PGM Series Planetary Gearboxes: Compact PGM Planetary Gearboxes specifically engineered for non-rising stem valves, designed to boost output torque on small electric actuators.
- Bevel & Epicyclic Gear Assemblies: Versatile gear arrangements engineered to facilitate smooth, high-torque manual or automated operation across large-diameter valve installations.
- Torque Limiters & Drive Accessories: Heavy-duty SN-TL Series Torque Limiters and custom drive adapters engineered to protect valve stems and gearing from mechanical overload.
Why Choose Derwent Industries Actuation Solutions?
- High Mechanical Efficiency: Precision-cut internal gearing minimises operating torque, reducing manual effort and extending component service life.
- Built for Australian Conditions: Constructed with robust, IP67/IP68-rated housings and protective coatings engineered to withstand harsh soil, climate, and chemical environments.
- Complete System Integration: Supported by our technical team across five Australian manufacturing facilities to provide complete end-to-end guidance from sizing to installation.


