03 March 2022

Low-reflection half-room

An automotive supplier commissioned G+H Noise Control with the delivery and installation of a noise control measurement room in room-in-room construction for acoustic measurements for its plant in Lower Saxony.

The order included the following services:

  • Design of a foundation plate with calculation of the required MAFUND bearings for decoupling.
  • Coating of the base plate
  • Static calculation of the base plate
  • Creation of the lost formwork for the base plate
  • Sound measurement room with SONEX® K
  • Inner lining with ASONAD-MF wedges, designed for a cut-off frequency of 100 Hz
  • Lighting by means of dimmable LED lights
  • Ventilation of the room by means of 2 nozzle ducts and supply and exhaust air silencers designed according to the ambient conditions.
  • Final measurement to determine the lower cut-off frequency of the absorbers and the decoupling frequency of the MAFUND isolators.

The sound enclosures were handed over to the customer on schedule.

News