Acoustic window ventilator
DN Vent provides 37dB acoustic attenuation and provides 1400mm2 equivalent area. Available in white and supplied with D Vent for inner vent installation. Manufactured from PVC.
Models & Control Options
- Ah Acoustic window vent providing attenuation up to Dn,e,w 37dB(A)
- 1400mm2 equivalent area
- Internal unit (D Vent) provides upward deflection
- Suitable for installation up to two floors only