Lessening Engine and Mechanical Noise: MLV minimizes the transmission of sound in the motor and mechanical parts into your passenger space when applied in the engine compartment or on firewall panels. MLV will constantly incorporate mass to your surface area you place it on, which allows protect against sound transmission. https://massloadedvinylproductfor17788.tblogz.com/top-mass-loaded-vinyl-product-for-soundproofing-secrets-51987490