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Explosion proof breathing valves suitable for hazardous area Zone 1 & Zone 21 & mines

Ex db / Ex tb – IP66/IP64

Valves series VD are breathing devices. They allow air passage (breathing function) from the internal to the external of an explosion proof enclosure.

Made in Stainless Steel AISI 316L material, they are recomended for tropical areas with high grade of humidity and high temperature leap.


  • Type of protection: Ex db / Ex eb / Ex tb

  • Degree of protection:

    • IP64
    • IP66 With plastic cap
  • Certified for:

    • Gas group IIB+H2 or IIC
    • Dust group IIIC
    • Mines group I M2
  • Max range ambient temperature: -60°C ÷ +80°C

  • Material used: Stainless Steel AISI 316L

  • NPT Threads: 3/8″ NPT or 1/2″ NPT

  • ISO 262 Threads: M16x1.5 or M20x1.5

  • Weight: 70 g up to 155 g

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