Flame Check – ATEX Certified

The Groth Model 7622B is designed to prevent flashback in small lines carrying flammable gases. They are often used in small pilot lines and are intended for use where the gas flow can be shut off. The units are union type fittings with FNPT connections.


  • Vertical installation only
  • Modular design allows easy access for inspection and maintenance
  • Flame element has sufficient openings to provide a minimum pressure drop and still prevent flashback in the line
  • Flame element consists of mesh and chemically etched plates

• Size: 0.5” (DN15) through 2” (DN50)
• Housing Material: Carbon Steel or Stainless Steel
• Flame element: Stainless Steel
• Pre-Ingition System Pressure: Up to 23.2 psia (1.60 bara)
• Certification: Certified to ATEX Directive in compliance with EN ISO 16852:2010
• Operational Temperature Range -4 to 140 ºF (-20 to 60 ºC)
• IEC gas group IIB3 (MESG >= 0.65 mm)

  • Special options available
  • FNPT threaded connections

Contact your rep to start an order or learn more.