Mengmen 48 Pcs Sound Insulation Board Acoustic Panel Studio Foam Wedge Fireproof Soundproof Cushion Wall Board,2.5 x 30 x 30cm

How To The Normal Size Of The Acoustic Foam: 1. After opening the Vacuum package, place the Acoustic Foam in a ventilated place for 12-24 hours; 2. Or the foam in water for 1 , wring it dry, then dry or use a dry. High-Density -Retardant Material: The sound absorbing foam panels is made of -retardant and environmentally materials, which can be used safely. The absorption spectrum is wide and over 500 HZ.High-Density material,which is higher than the industry standard of 30%. At the time, it can also sound quality: by absorbing harmful sounds, reducing fluctuations, reverberation, and vibrating , Useful sounds are clearer. The principle of the soundproofing foam is the sound inside the sponge is repeatedly reflected back and forth, thereby achieving the effect of noise reduction and sound absorption.the acoustic panels not only have effective sound absorption characteristics, also not any harm to body.The high quality material studio foam can keep sound insulation function permanently. In terms of cleaning, you just need to vacuum and dust occasionally. Installation : It is recommended to stick the tape to the four corners and the of the back of the acoustic foam panels, and then to the wall. Or you can purchase glue to install the soundproofing foam according to your needs. For acoustic control Acoustic Foam Each comes uncompressed and in condition! With acoustic control, sound suppression, acoustic proce.