SOLUTIONS FOR THE EDUCATIONAL ENVIRONMENT
Hard surfaces such as windows, blackboards, concrete blocks and plaster walls, found in most classes, classrooms, university classrooms, do not absorb sound energy and, consequently, the sound is reflected in the room causing difficulties. to distinguish primary information by extrapolating it from reverberation. It is scientifically proven that all students benefit from decreased reverberation and better intelligibility. The acoustic treatment of large or small classrooms is therefore essential for the work of users.