La Ventilazione UFOB UFOBX Acoustic Reducer for Ventilation Holes White, ø 230 mm
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Description
- Soundproofing device for ventilation holes
- Certified acoustic abatement of -32 dB
- Complies with UNI CIG GAS 7129 standard
- Air passage certificate of 40 cm2
- For holes from 80 to 125
Product Description Acoustic reducer for ventilation holes. from 80 mm to 125 mm with acoustic reduction -32dB CERTIFIED with Air Passage 10 cm2 CERTIFIED color white Box Contains Acoustic reducer for ventilation holes from ø 80 mm to ø 125 mm with acoustic abatement 32 dB and air passage 19 cm² certified white
Reviews
J**S
great product
great product but a little over priced in my opinion
S**D
Almost no sound reduction
Tested using a constant sound source and db meter on a mobile phone. Adding the Ufob gave little or no reduction in sound level compared with a standard grille vent cover.
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