With the increase of multimedia equipment, the acoustical requirements of classroom must be carefully considered. An experienced acoustical engineer should be consulted to determine the required acoustical needs of the classroom. Suggestions Sound-insulating qualities of building materials should be considered.
Materials used in walls, ceilings, floors, and furniture all affect acoustical properties.
Manufacturers of acoustical materials provide free acoustical design services for basic new or remodeled classrooms, video-conference rooms, and lecture halls. Attention should be given to the inherent acoustic properties of the room, especially with regards to controlling unwanted echoes. Classrooms provided with drop ceiling should be designed with 2' x 2' acoustical panels-class 1 fire rated and acoustical performance NCR .75.