B 5.9 N Deflagration and endurance burning proof ventilation hood


  • As an end-of-line flame arrester element to protect vent openings of storage tanks.
  • Explosion and endurance burning proof for all inflammable liquids and vapors of explosion group IIB1 with a maximum experimental safe gap (MESG) ≥ 0.85 mm and an maximum
    operating temperature of 60 °C and also for alcohols.
  • This device is not permitted to be installed in enclosed areas.
  • Installation on top of storage tanks, tank access covers or breather pipes.
  • The flame arrester protects a tank against flashbacks but allows the flow of gases out into the atmosphere and air into the tank.
  • With additional examination and approval, applicable also for alcohols (ethanol, methanol…)
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