Fraunhofer Institute for Building Physics
Sound insulation in a wall test laboratory
Acoustics
| Measurement | Sound insulation |
| Standards | DIN EN ISO 10140, DIN EN 1793-2 |
| Measurement objects | Movable walls, glass walls, folding partitions, noise barriers and screens |
Technical data
| Floor area (2 rooms) | 16.73 m² and 20.89 m² |
| Room volume (2 rooms) | 50.82 m³ and 62.64 m³ |
| Entrance doors (H × W) |
1.990 × 0.835 m and 2.92 × 4.25 m |
| Size of test samples (H × W) | 2,93 m × 3,67 m |
Special feature
| Max. sound reduction (related to the size of test sample) | R'max,w = 77 dB |
More information
Halfen-rails for quick and easy installation of movable wall systems