Glidevale Protect Fresh 90 dB Acoustic Wall Ventilator

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The object content is configured for use in UK, but it may also be suitable for use in other locations.


Glidevale’s acoustic wall vents reduce the amount of noise ingress from outside, making them suitable for use in applications where there are high levels of external noise such as near main roads, airports or railway lines. Fresh 90dB a non-electric acoustic through wall vent, that provides controlled background ventilation and noise attenuation up to 45dB Dn,e,w. Supplied as controllable internal vent, acoustic ducting and external grille.

Features and Benefits:

  • Sound reduction up to 43dB Dn,e,w.
  • Manual slider operation, controls internal iris to modulate airflow.
  • Trickle facility possible even when ‘closed’ to ensure fresh air ingress.
  • Filter and condensation protection incorporated.
  • Ventilation levels can be controlled to set levels.
  • Simple and easy to fit.
  • Ventilation equivalent area of 2910 mm².
Platform Compatible Version Certified to
Revit Revit - 1 -

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