Description
Overview
The Reznor 132224 is a precision-engineered appliance gas regulator designed for reliable pressure control in residential and light commercial gas-fired equipment. Featuring a 3/8″ NPT connection, this regulator accepts a maximum inlet pressure of 1/2 PSI and delivers a regulated outlet pressure range of 3–5″ water column (“wc), making it well-suited for natural gas appliance applications that demand consistent, accurate downstream pressure.
Key Features
- 3/8″ NPT inlet and outlet connections for straightforward installation
- Maximum inlet pressure: 1/2 PSI — protects downstream appliance components
- Regulated outlet pressure range: 3–5″ water column (“wc)
- Rubber seat poppet design for tight shutoff and long-term sealing reliability
- Integral vent limiting orifice — limits gas release in the event of diaphragm failure, enhancing safety compliance
- Compact appliance-style form factor for easy integration into gas trains and heating equipment
Design & Construction
The rubber seat poppet valve mechanism provides a positive, leak-resistant seal under normal operating conditions, while the integral vent limiting orifice is engineered to restrict gas venting should the internal diaphragm fail — a critical safety feature required by many appliance standards. The 3/8″ NPT threading ensures compatibility with standard gas piping and manifold assemblies.
Typical Applications
- Reznor gas-fired unit heaters and make-up air equipment
- Residential and commercial gas appliances requiring low-pressure regulation
- Gas trains where downstream pressure must be held within 3–5″ wc
- OEM replacement and service applications on Reznor heating systems
Specifications
- SKU: 132224
- Brand: Reznor
- Connection Size: 3/8″ NPT
- Maximum Inlet Pressure: 1/2 PSI
- Outlet Pressure Range: 3–5″ water column (“wc)
- Valve Type: Rubber Seat Poppet
- Vent: Integral Vent Limiting Orifice
- Application: Appliance Gas Regulator







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