Model 425 Flowgauge regulator

Model 425-CD100-320 Single-Stage Flowgauge Regulator


Model 425-CD100-320 general purpose heavy duty single-stage flowgauge regulator for use with Carbon Dioxide (CO2)


Model 425-CD flowgauge regulator is based upon our premium Model 425 single-stage pressure regulator. It is a rugged, long lasting performer capable of 100 SCFH flow and it features an internal, self-seating high pressure safety valve.


  • Single-stage flowgauge regulator for use with carbon dioxide
  • Designed for rugged, long-lasting performance
  • Easy-to-operate brass "T" screw
  • Brass body and bonnet for longer service life
  • Neoprene diaphragm for better pressure control
  • 2.5" Brass dual scale easy-to-read gauges
  • One-piece encapsulated seat design with internal filter to protect the PTFE Teflon® seat from particulate contamination
  • Flow capacity of 100 SCFH
  • UL® listed
  • 5/8" - 18 RH (F) outlet connection


Warning -

Cancer and Reproductive Harm -

What's Included

  • Model 425-CD100-320 General-Purpose Single-Stage Flowgauge Regulator

Warranty Information

  • 7 Years


General Equipment

Body Brass
Capacity Heavy Duty
Certification UL® listed/CGA E-4
Delivery Flow Gauge (SCFH) 0-100 scfh
Flow Capacity (SCFH) 100
Gas / Gas Service CO2
Gauges 2.5" brass
Inlet Connection CGA 320
Maximum Inlet Pressure (PSIG) 3000
Outlet Connection 5/8 - 18rh (f)
Related Items/Equipment 3/16" x 10' Inert Hose P/N: 4300138
Seat One-piece encapsulated seat design with internal filter and PTFE Teflon® seat
Supply Pressure Gauge (PSIG) 4000


Warranty 7 Years