Acoustical Decoupler nine/64" Stops sounds transfer by CARPETING, Wooden flooring, laminate flooring, tile flooring and vinyl flooring. Also use on concrete being a moisture barrier and to halt chilly transfer with the solution has an R worth of .5. This nine/64" thick cellular strengthened rubber with fiberglass cellulose backing (see https://soundproofingindubai00122.bloggip.com/29885121/soundproofing-in-dubai-for-dummies