SOPRASMART XP ISO 180 is a high performance panel of an SBS-modified bitumen base membrane, SOPRAROCK mineral wool board, and polyisocyanurate insulation board for use in approved multi-ply membrane assemblies. To create SOPRASMART XP ISO 180 high density mineral fiber board is combined with polyisocyanurate insulation board and is factory laminated to an SBS modified bitumen base ply reinforced with a tough, dimensionally stable non-woven polyester mat creating a time and labor-saving solution. The topside is surfaced with polyolefin burn-off film to optimize head welding application.

Product Properties

  • Type Membrane


Prior to installation, unfold SOPRASMART XP ISO 180 onto the roof surface and allow to relax. SOPRASMART XP ISO 180 is installed via mechanical fastening, approved adhesive or hot asphalt following manufacturer specifications. When installing via mechanical fastening, SOPRASMART XP ISO 180 is fastened through the patented DUO SELVEDGE lap following the details for the uplift pressure required. Subsequent approved inter-ply or cap ply membranes are applied to SOPRASMART XP ISO 180 via heat welding. Refer to the SOPREMA SBS Roofing Manual for additional application guidelines.

Testing & Approvals

FBC FL14215-R6  Waterproofing

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