... fireproof MDF as basic board 2.soundproof and sound aborption acoustic insulation panel for odeum Wooden acoustic panel ... , thickness: T15/T12/T18mmTolerance: for length±2mm, for width±0.1mm Application1. Professional space for timbre effect and decoration: Studio, ... recording room, listening room, rehearsal hall etc.2.Recreational place for sound effect and decoration:Theater,cinema,indoor gymnasium, ...