Description
The Norgas Controls and Metering B34SR-1 1/4 is a 1-1/4″ Integral Relief Valve (IRV) gas pressure regulator engineered for dependable downstream pressure control in commercial and industrial gas distribution systems. Featuring a factory-installed integral relief valve, this regulator provides an added layer of overpressure protection without the need for a separate relief device, simplifying installation and reducing overall system component count.
Key Features
- 1-1/4″ pipe connection size for compatibility with a wide range of commercial gas piping systems
- Integral Relief Valve (IRV) design provides built-in overpressure protection
- 7/8″ x 1″ orifice for optimized gas flow capacity
- 6–9″ W.C. (water column) outlet pressure spring range for precise low-pressure regulation
- Robust construction from Norgas Controls and Metering — a trusted name in gas metering and pressure regulation
- Designed for natural gas and compatible fuel gas applications
Product Specifications
- SKU: B34SR-1 1/4
- Brand: Norgas Controls and Metering
- Connection Size: 1-1/4″
- Valve Type: Integral Relief Valve (IRV)
- Orifice Size: 7/8″ x 1″
- Outlet Pressure Spring Range: 6–9″ W.C.
Applications
- Commercial and light industrial gas distribution systems
- Downstream pressure regulation at service entry points
- Systems requiring integrated overpressure relief without separate relief valves
- Natural gas and compatible fuel gas piping networks







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