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Ventair Higroster Akustik

More information about BREVIS

The new Akustik air intake is made of high-quality materials with a domination of aluminium. With a two-stage acoustic attenuator, Ventair Higroster Akustik muffles sounds of even 44 dB, while providing an air flow of 28.4 m3/h.

Combined with Higroster controller, Ventair Akustik forms a two-system trickle vent: a device automatically controlled with both air humidity and differential pressure. Ventair Higroster Akustik can also be controlled manually.


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Ventair Higroster Akustik





Technical specifications


Nominal flow ∆p = 10 Pa

trickle vent open: 28,4 m3/h

trickle vent closed: 7,1 m3/h


Nominal flow ∆p = 20 Pa

trickle vent open: 41,4 m3/h

trickle vent closed: 10,1 m3/h


Acoustic insulation

(air intake placed 15 mm in the insulation layer)

trickle vent open: Dn,e,w = 43 (0; -2) dB

trickle vent closed: Dn,e,w = 44 (-1; -3) dB


Acoustic insulation

trickle vent open: Dn,e,w = 43 (-1; -3) dB

trickle vent closed: Dn,e,w = 43 (-1; -2) dB



two stage automated with air humidity
and pressure difference, manual


Resistance to penetration by rainwater

450 Pa


Resistance to condensation

RH = 39% at Tout./Tin. = -20°C / +20°C



Aluminium, ABS/ASA


Range of application

wood window framing, PVC


Available colors



air intake: RAL 9016

trickle vent: RAL 9016, 7016, 8003, 8017

*ends for the body RAL 9016 – white,

others – black



body: any RAL,

ends: black





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