The JI Shield Built-up System Roof 2 gives a warranted metal roofing system which features a 0,70 mm outer and 0,70 mm liner. The assembly provides a highly cost-effective roof system that is ideal for all types of commercial construction. The full build-up results into an outstanding thermal, fire and acoustic system performance. The typical aspect for the JI Shield Built-up System Roof 2 is the robustness of the JIC 32-200-1000 (MW5R) outer sheet.