Gas Regulators
The 325 Series is a pounds to inches regulator, meeting utility specifications. The 325 Series regulator is for use on residential, commercial, and industrial applications where adequate inlet pressures are available. They are a high performance type regulator and can be used as a single stage regulator - reducing pounds pressure to normal...
These rubber seat poppet type regulators are designed primarily for main burner and pilot load applications where precise control of tiny flows is an essential
operating requirement. ® certified (.15 CFH).
Housings are of high strength aluminum die castings. All models, with the exception of “D” suffix models, have...
B31R–The B31R (pg. 4) is the internal relief valve (R) version of the B31 Series. The 1” internal relief valve provides exceptional relief capacity.
B34R - The B34R is the internal relief version of the B34 Series. This model features an adjustable loading ring for controlled boost at higher flows, a precision breather opening to ensure proper stability for all conditions, and a 1 internal relief valve.
The B34S is a spring-loaded self-operated regulator available with or without internal relief. It combines the B31 8” diaphragm case with the B34 valve assembly for an economical solution to mid-range commercial and industrial applications. Among its attributes are an adjustable loading ring for controlled boost at high flows, precision...
The B-42 is a spring loaded self operated regulator with internal relief. The B42 features a molded diaphragm, 6:1 lever ratio and a one inch vent. The benefit is a lighter more compact unit that provides the power, capacity and relief performance of larger regulators B42R - The B42R is the internal relief (R) version of the B42 Series. The...
Both the RZ and 210Z series are adaptable for air-gas mixing applications. They may be used for outlet pressures close to atmospheric, from slightly above to slightly below (-1.0” to 1.5” w.c.; -2.5 mbar to 3.75 mbar).
Because of balanced valve construction, Z models offer superior performance at an economic price to other...
The 210 series is a lock-up type regulator and complies with codes using this specification.
The 210 series has been designed for maximum control function in an easy to use package. The series is intended for use with gas-fired boilers, steam generators, industrial furnaces, ovens, and similar high demand equipment.
The...
All models except RV131 are CSA design certified for 1/2 psi rated pressure under the ANSI standard for gas pressure regulators; and CSA listed to certify compliance with nationally published safety, construction, and performance standards.
They are main burner only, non-lockup type. They should not be used as a line gas pressure...














