Description
The Peerless Boiler 29003 is a precision-engineered 2-way, normally open valve assembly designed for demanding hydronic and HVAC control applications. Featuring a bronze body with brass trim for superior corrosion resistance and long service life, this valve delivers reliable, repeatable flow control in commercial and industrial heating systems.
Paired with a 3–6 PSI spring-return pneumatic actuator with integrated positioner, the assembly provides accurate proportional control and automatic fail-safe operation — the valve returns to its normally open position upon loss of air signal, ensuring system safety and continuity.
Key Features
- 2-way, normally open (N.O.) configuration for fail-safe operation
- 1″ NPT end connections for straightforward installation
- 14 Cv flow coefficient for optimized flow capacity
- Equal percentage flow characteristic for precise modulating control
- Bronze body construction with brass trim for corrosion resistance
- 3–6 PSI spring-return pneumatic actuator with positioner
- Spring-return mechanism ensures fail-safe, normally open position on air loss
- Integrated positioner for accurate, proportional valve positioning
Specifications
- SKU: 29003
- Brand: Peerless Boiler
- Valve Type: 2-Way, Normally Open
- Connection Size: 1″ NPT
- Flow Coefficient (Cv): 14
- Flow Characteristic: Equal Percentage
- Body Material: Bronze
- Trim Material: Brass
- Actuator Type: Spring-Return Pneumatic
- Actuator Spring Range: 3–6 PSI
- Positioner: Included
Applications
- Commercial and industrial hydronic heating systems
- Boiler plant flow control
- Pneumatically controlled HVAC air handling units
- Modulating hot water and steam service applications
- Building automation systems requiring pneumatic valve control







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