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 Concept System® 86-HI is a highly insulated system for windows and doors, which meets the highest requirements concerning safety and stability. The system’s insulation concept not only ensures the extreme stability and elevated water- and air tightness, but also makEes it perfectly suitable for triple glass applications.

  Concept System® 77 is a high insulation window and door system that meets elevated requirements regarding thermal insulation, stability and security. The system’s HI+ variant achieves Uf values down to 1.2 W/m²K. The Uf value of a frame/vent section with 115 mm visible width is 1.7 W/m²K.