Materials:3-1 SopraSmart Rock

Notice to the Reader: The roofing assembly / material information published in the RCABC Roofing Practices Manual and offered below does NOT represent a complete set of the manufacturer’s data or specifications. The preparation of a detailed specification is the responsibility of the design authority.

Manufacturer: Soprema Inc. Accepted for RoofStar Guarantee Program Date TBA Product Summary Polyisocyanurate Insulation adhered to Mineral Wool Insulation with Factory Applied Base Sheet. XPRESS ISO is a composite of a modified bitumen membrane, mineral wool and a straight edge polyisocyanurate insulation board. The top surface of the modified bitumen membrane has either a sanded or thermofusible finish. XPRESS ISO can be mechanically fastened with SOPRAFIX FASTENERS AND PLATES or adhered to the substrate with COLTACK or DUOTACK adhesive or hot bitumen.

Click below for the Technical Data Sheet (TBA).