Shur-Gard TU Ultra HT is a self-adhered waterproofing underlayment designed for use in adhesive foam or mechanically fastened roof tile applications. Utilizing ADESO dual-compound self-adhered technology, TU Ultra HT features a polymer modified bitumen upper compound and a proprietary self-adhesive SBS (elastomeric) compound on the bottom. A split release film that protects the self-adhesive compound allows for easy application.