Mass loaded vinyl (MLV) noise barrier, is a limp-mass material used to block unwanted noise and reduce sound transmission without reducing space.
Constructed of non-reinforced high temperature vinyl with no lead fillers, this material is as heavy as lead, yet is safe and easily cut with a utility knife.
Mass Loaded Vinyl called Noise Blok is used for soundproofing walls, doors, ceilings, ducts and pipes. also use for cars and together with CCF to use, It is a very easy to use acoustic sound barrier that provides effective sound proofing for a wide variety of sound control applications. This highly effective noise barrier is strong and easy to install.