Products / 2-1 SOPRASMART ISO HD

A composite roof board that combines an SBS-modified bitumen base membrane laminated to a high-density polyisocyanurate board, for multi-ply roof membrane assemblies. The top face is a thermofusible film and the board may be set in hot asphalt or urethane adhesive or mechanically fastened. SOPREMA lists it in the cover board role; a sanded-top version (2-1 SOPRASMART ISO HD SANDED) is also in the catalog.