Aldes H2O Controlled Wall Vents

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The Aldes H2O Controlled Wall Vents have a high acoustic performance, are easy to install, and can be applied in humidity-controlled and noise attenuation air inlets.



  • The ideal humidity-controlled air inlet for a feed-through masonry wall application.
  • Various EHT accessories allow to improve its acoustic sound attenuation performance. (see table opposite).
  • Humidity range: 46-61% for the EHT 6-45 and 49-61% for the EHT 14-45


  • In feed-through masonry wall.
  • EHT is implemented on a circular sleeve.
  • Connection on sanitary area PVC 125, use the Roll’IN, Ø125 shaft