Due to the low thermal conductivity coefficient of termPIR boards, it is possible to reduce the necessary thickness of insulation (compared to other types of thermal insulation materials), and thus to save more usable space of the building.
Legend: 01. Concrete screed 02. Cut-off layer, e.g. construction foil 03. termPIR® AL inulation boards 04. Damp layer, e.g. roofing felt / waterproofing foil 05. Concrete ceiling