Acoustical Decoupler 9/64" Stops sound transfer by means of CARPETING, Wooden flooring, laminate flooring, tile flooring and vinyl flooring. Also use on concrete for a humidity barrier and to halt cold transfer to the products has an R price of .5. This 9/64" thick mobile bolstered rubber with fiberglass cellulose https://margaretg544rai3.goabroadblog.com/profile