Regulators

Lever Acting, Straight-Thru-Flow, & Rubber Seat


325 Series

325 Series regulators are for 2 psi and 5 psi piping systems. Models available for appliance main burner or pilot applications and as line pressure regulators. They are CSA certified.


RV Straight Thru Flow Design

Maxitrol’s original straight–thru–flow design regulators are main burner only, non-lockup type. Typical applications include residential, commercial, and industrial gas-fired appliances and equipment used on low/medium pressure gas supply. These are CSA certified as well.

RV Rubber Seat Poppet Design 

RV Series poppet regulators are designed primarily for main burner and pilot load applications. Typical applications include residential and commercial cooking appliances, barbecues, hearth products, and pilot lines. They are rated up to 1/2 psi (35 mbar).


Suitable For:

Natural Gas

Manufactured Gas

Mixed Gases

Liquefied Petroleum Gases

LP Gas-Air Mixtures



Suitable For:

Natural Gas

Manufactured Gas

Mixed Gases

Liquefied Petroleum Gases

LP Gas-Air Mixtures

Suitable For:

Natural Gas

Manufactured Gas

Mixed Gases

Liquefied Petroleum Gases

LP Gas-Air Mixtures

325 Models & Pipe Sizes

Type Model/Pipe Size PSI
Appliance 325-3 (3/8", 1/2") 10
325-5 (1/2", 3/4", 1")
325-7A (1.25", 1.5")
325-9 (1.5", 2")
325-11 (2", 2.5")
Line Regulator 325-3L (3/8", 1/2") 2
325-5L (1/2", 3/4", 1")
325-7AL (1.25", 1.5")
325-9L (1.5", 2")
325-11L (2", 2.5")
Line Regulator With OPD 325-3L47 (3/8", 1/2") 5
325-3L48 (1/2")
325-5L48 (1/2", 3/4")
325-5L600 (3/4". 1")
325-7AL210D (1.25", 1.5")
325-9L210E (1.5", 2")

Vent Limiting Devices for Indoor Applications

Vent Limiting Devices for Outdoor Applications






RV Straight Thru Models & Pipe Sizes

Type Pipe Size
RV52 (F) 1/2", 3/4"
RV53 3/4", 1"
RV53 3/4", 1"
RV61 1", 1.25"
RV81 1.25", 1.5"
RV91 2", 2.5"
RV111 2.5", 3"
RV131 4" Flanged


RV Rubber Seat Models & Pipe Sizes

Type Pipe Size
RV12 (F) 1/8"
RV20 1/4", 3/8"
RV47 3/8", 1/2"
RV48 1/2", 3/4"