A room-in-room solution was to be created for setting up hearing aids. The sandwich construction (Nitona/FX 40 fleece/Nitona) reduced the reverberation time to 0.24 seconds.
M&K Filze GmbH
Gewerbepark Hügelmühle
91174 Spalt
Germany
MON - THU
FROM 7:30-16:30
English (UK) 
