High flow CO2 regulator.

High-Flow CO2 Applications
Designed for high-flow CO2 applications, capable of handling up to 100 ft³/hour with an adequate supply. CO2 (carbon dioxide) is widely used in various industrial and commercial processes, including:
  
Welding
  
Freezing
  
Beverage carbonation
  
Fire extinguishers
  
Inerting
  
Pressurization
  
Casting
  
Water treatment
  
Purging gas lines and tanks
  
Food preservation
Features:
  
Body: Machined aluminum with brass interiors.
  
Pressure Gauge: 2” METRON chrome-plated gauge (0 to 105 kg/cm² / 0 to 1500 psi).
  
Relief Valve: Opens at 200 psi (Low-pressure chamber).
  
Input Connection: CGA-320 rear entry for CO2 with sintered bronze filter.
  
Flowmeter: Calibrated for 30 to 100 ft³/hour at 80 PSIG (5.51 bar) and 70°F (21°C).
  
Output Connection: 9/16 DISS.