Glidevale Protect Fresh 100 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 100dB, a non-electric, acoustic through wall vent that provides controllable background ventilation and noise reduction up to 42dB Dn,e,w. Supplied as controllable internal vent, acoustic ducting and external grille.

Features and Benefits:

  • Sound reduction up to 40dB Dn,e,w.
  • Automatic opening/closing dependent on relative humidity (RH).
  • Operating range 35% to 75% RH.
  • Trickle facility even when ‘closed’ to ensure fresh air ingress.
  • Simple and easy to fit.
  • Ventilation equivalent area of 3210 mm².
Platform Compatible Version Certified to
Revit Revit - 1 -

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