Noise barrier walls for roads, tunnels, rail infrastructure
Food processing plants, warehouses, industrial plants
Laundries, kitchens, restaurants, recording studios, retails
Schools, training facilities, halls & auditoriums, offices
Housing around generators, pumps, datacentres, air conditioning units
It’s the combination of performance attributes that makes Whisper® Acoustic Panels so unique.
New Whisper® NB has been manufactured specifically to meet the requirements of environmentally- conscious, noise barrier wall manufacturers requiring in-situ acoustic absorption qualifying for category A3.
|Acoustic Properties||Test Method||Unit||Typical physical properties|
Sound absorption street DLα
|EN 1793-1||dB||9 dB without steel post cladding; 9 dB with steel post cladding|
|Sound absorption rail DLα||EN 16272-1||dB||11 dB without steel post cladding; 12 dB with steel post cladding|
|Sound reflection DLRI in-situ street.||EN 1793-5||dB||5|
|Sound reflection DLRI in-situ rail||EN 16272-3-2||dB||6|