This 12"x48"x4" Bass Trap features our premium Pro Acoustic Fabric available in 25 rich contemporary colours.Bass Traps are thicker acoustic panels with more acoustic material. As their name suggests, these panels "trap" unwanted bass frequency noise and reverberation.Bass Traps are especially important in home theatres, recording studios, and critical listening areas where bass attenuation is of paramount importance.If your system has a subwoofer and your listening experience lacks the punch you expected, Bass Traps will be a welcome addition to your space.Depending on your requirement, Bass Traps can be mounted across the corners of the room, flush to the wall, or from the ceiling.Looking for White?  "Frost" is just off-white to cream & "Whisper" is bright whiteFeaturesLightweight PVC framePanel measures 12" x 48" and is 4" thick*Semi-rigid commercial grade acoustic mineral wool or fiberglass coreGallery Wrap Fabric CoverPro Acoustic Fabric:Fabric manufactured & woven in CanadaInfused with Stain & Water repellent Eco-friendly performance polyester utilizing recycled plastic bottlesSubtle weave pattern to provide texture and depthAcoustically TransparentHigh NRC rating of 1.1Excellent sound absorption propertiesFlat wall, cross corner, or ceiling mountableFire RatingOur Acoustic Panels finished with Pro Acoustic Fabric have been tested in accordance with the CAN/ULC-S102 Surface Burning Characteristics with the following results:Flame Spread Rating (FSR): 0Smoke Developed Classification (SDC): 40 (or 25 if the protective scrim back is removed) The full report can be accessed here: FSR Ratings*Nominal dimensions