Security & control

Non-return valve BADA-VEX ATEX


Our BADA-VEX non-return valve is an excellent ATEX ST2 certified Safety system for the compartmentalization of an explosion and is suitable for use in Ex zone 21 (ext.) and up to Ex zone 20 (int.) for organic as well as synthetic and metal dust applications and is equiped as a standard with a non-ATEX closing detection sensor. The blade locking mechanism allows the BADA-VEX to be placed before and after the vessel in horizontal and vertical position.


  • economically suitable solution for security against an explosion
  • completely mechanical requiring practically no maintenance
  • no power consumption
  • low pressure losses
  • high pressure resistance
  • indoor or outdoor assembly allowed
  • loaded and clean air mounting
  • horizontal and vertical assembly

ATEX conformity

  • ATEX norm 114 : 2014/34/EC
  • EN 16447 : 2014, EN 15089 : 2009 and NFPA 69 regulations