There are several ways to realize this, one of which is by installing wood wall panels which are usually called Akupanel (acoustic wood wall panels). The following are several ways wood wall ...
Reaction to fire A2-s1,d0, resistance to fire K110/K210, TVOC Approved emissions (EN ISO 16000-9), Formaldehyde Approved emissions (EN 717-1), Certified Wood FSC available, Certificate Code ...