Description
The Norgas Controls and Metering B34R-1 1/2 is a 1-1/2″ Integral Relief Valve (IRV) engineered for reliable gas pressure regulation in commercial and industrial HVAC and combustion applications. Designed with precision and durability in mind, this valve delivers consistent downstream pressure control while integrating a built-in relief function to protect downstream equipment from overpressure conditions.
Key Features
- 1-1/2″ pipe connection size for straightforward inline installation
- Integral Relief Valve (IRV) design combines regulation and overpressure protection in a single compact unit
- 7/8″ x 1″ orifice for optimized gas flow capacity
- 6.5–13″ W.C. spring range provides precise outlet pressure adjustment across a wide operating band
- Suitable for natural gas and LP gas service in commercial and industrial systems
- Robust construction for long service life in demanding environments
Specifications
- Brand: Norgas Controls and Metering
- SKU: B34R-1 1/2
- Connection Size: 1-1/2″
- Valve Type: Integral Relief Valve (IRV)
- Orifice Size: 7/8″ x 1″
- Spring Range: 6.5–13″ W.C.
Applications
- Commercial and industrial gas pressure regulation
- Combustion equipment and burner systems
- HVAC heating systems requiring downstream pressure protection
- Gas distribution and metering installations







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