Description
The Spence Engineering E-1 1/2 is a 1.5″ NPT E-Series Main Valve constructed with a durable cast iron body, engineered for dependable performance in steam pressure reducing and regulating applications. Spence Engineering’s E-Series main valves are a trusted choice among HVAC and mechanical contractors for commercial and industrial steam systems where precise pressure control and long service life are essential.
Product Overview
The E-Series main valve from Spence Engineering is a pilot-operated pressure regulating valve designed to work in conjunction with a pilot control to maintain accurate downstream steam pressure. The cast iron body provides excellent durability and resistance to the demands of steam service environments.
Key Features
- 1.5″ NPT connection size for straightforward installation into standard piping systems
- Cast iron (CI) body construction for robust, long-lasting performance in steam service
- E-Series design compatible with Spence pilot controls for precise pressure regulation
- Pilot-operated main valve for accurate and stable downstream pressure control
- Suitable for commercial and industrial HVAC steam distribution systems
- Engineered and manufactured by Spence Engineering, a recognized leader in steam pressure regulation
Applications
- Steam pressure reducing stations
- Commercial and industrial HVAC hydronic and steam systems
- Process steam pressure regulation
- Boiler room steam distribution
Specifications
- SKU: E-1 1/2
- Brand: Spence Engineering
- Connection Size: 1.5″ NPT
- Body Material: Cast Iron (CI)
- Series: E-Series Main Valve
- Valve Type: Pilot-Operated Pressure Regulating Main Valve







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