Acoustic insulation absorbs sound waves, preventing them from passing through to the next room, to a smaller or greater extent. Because sound insulation absorbs sound waves, it is also used as a solution to reduce the amount of reverb (echo) experienced in a confined space such as an office, library or even café.The rubber foam soundproof foam is open cell structure, fire retardant, stop fire from spreading and reduce intensity. Open cell rubber foam insulation is a perfect tool to improve the quality of sound, such as making YouTube videos or record podcasts, studio recording.Acoustic insulation absorbs sound waves, preventing them from passing through to the next room, to a smaller or greater extent. Because sound insulation absorbs sound waves, it is also used as a solution to reduce the amount of reverb (echo) experienced in a confined space such as an office, library or even café.We have been invited to participate in many related exhibitions at home and abroad. These exhibitions give us the opportunity to meet more and more friends and customers in related industries. Welcom all the friend to come and visit our factory!Kingflex is an energy-saving and environmental friendly comprehensive enterprise synergizing R&D, production and sales. Our products are certified with British standard. American standard, and European standard. Our products have passed the testing of BS476, UL94, ROHS, REACH,FM,CE,ect,.The following are part of our certificates