Introducing Brotex Acoustic's 3D Curved Aluminum Micro Perforated Metal Ceiling Acoustic Sound Absorbing Panels Tiles, featuring a unique micro-perforated design that reduces echo and sound reflections with an excellent NRC rating of 1, available in various RAL or customized woodgrain colors, and certified by CE, ISO, SGS, and Intertek, perfect for auditoriums, conference halls, schools, and offices, welcome to visit our website!