Description
The Spirax-Sarco 55222 is a 1/2″ NPT main valve designed for use within the Spirax-Sarco 25 Series pressure regulating system. Engineered to deliver consistent, reliable downstream pressure control in steam and fluid piping applications, this main valve is a trusted component for commercial and industrial HVAC and process systems.
Spirax-Sarco is a world-leading authority in steam system engineering, and the 25 Series pressure regulator line reflects that expertise — offering robust construction, accurate pressure regulation, and long service life in demanding environments.
Key Features
- 1/2″ NPT connection for straightforward installation into standard piping systems
- Designed as the main valve component of the Spirax-Sarco 25 Series pressure regulating assembly
- Engineered for precise downstream pressure regulation in steam and fluid applications
- Durable construction built to withstand the rigors of commercial and industrial HVAC environments
- Manufactured by Spirax-Sarco, a globally recognized leader in steam system solutions
- Direct replacement or service component for existing 25 Series installations
Application
The Spirax-Sarco 55222 main valve is ideal for use in boiler rooms, steam distribution systems, hydronic heating systems, and industrial process piping where accurate pressure regulation is critical. Its 1/2″ NPT connection makes it compatible with a wide range of standard piping configurations.
Product Specifications
- SKU: 55222
- Brand: Spirax-Sarco
- Connection Size: 1/2″ NPT
- Series: 25 Series
- Component Type: Pressure Regulating Main Valve
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