Acoustics

Sound insulation in a window test laboratory

Measurement Sound insulation
Standard DIN EN ISO 10140
Measurement object Windows, glazings, shutters, ventilation elements, panels, joint sealings, small-sized elements


Technical data

Floor area (2 rooms) 22 m² and 18 m²
Room volume (2 rooms) 67 m³ and 57 m³
Entrance doors (H × W) 2.0 × 0.85 m and 2.04 × 1.90 m
Size of test samples (H × W) 1.48 m x 1,23 m (Mounting in clear opening) 
1.54 m x 1,35 m (Mounting against stop bar)


Special feature

Max. sound reduction (related to the size of test sample) R'max,w = 72 dB

More information

  • Installation of elements in the test opening by using butt joint or stop bar.
  • Elements with smaller size will be framed by a multi-layer panel construction with high sound insulation.
  • Heavy elements can be sited by a crane.

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