Acoustical Decoupler nine/64" Stops sounds transfer by way of CARPETING, Wooden flooring, laminate flooring, tile flooring and vinyl flooring. Also use on concrete being a moisture barrier and to prevent chilly transfer for that product has an R worth of .5. This nine/64" thick mobile reinforced rubber with fiberglass cellulose https://theodoren898hsd1.glifeblog.com/profile