Insulation mat acoustic foam sound insulation panel 200 x 100 x 4 cm. High-quality convoluted foam in professional quality suitable for optimal sound insulation. The convoluted foam filters a wide frequency spectrum and provides efficient sound insulation. This technical sound insulation foam can be used for all frequency ranges. It reduces vibration and distortion for best acoustics. Please note: This technical convoluted foam is very fine-pored and therefore extremely effective. It is made in Germany and meets the highest quality standards. This pays off for its long service life and effectiveness. It is not comparable to cheap goods, but suitable for acoustic insulation at the highest level. Our foams are completely harmless to health. The complete production in Germany guarantees that no CFCs were released during production.