Acoustic Materials
Adrian James has produced a 10-step guide to acoustic design, which gives suggestions on ways of producing a good acoustic environment.
The addition of curtains, blinds, carpeting, drapes, soft furnishings etc can all help towards improving the reverberation times in a classroom.
There are also a range of commercial materials which are available can be purchased and fitted to help improve the clarity of speech signals in the classroom. For example - acoustic ceiling and wall tiles, acoustic wall panels and tiles.
Below are two links that can each provide significant research evidence and advice on the types and varieties of manufactured materials that can be used to address different acoustic problems.
