Type T7
Transparent noise protection system with aluminium frame
TECHNICAL DATA
| Airborne sound insulation | |
| DIN EN ISO 140-3: R´W | 33 dB |
| DIN EN 1793-2: DLR | 30-33 dB = B3 |
| Airborne sound insulation | |
| DIN EN ISO 140-3: R´W | 33 dB |
| DIN EN 1793-2: DLR | 30-33 dB = B3 |