This series of high quality profiles with thermal break is applicable where more severe standards for acoustic and thermal insulation are required. The profiles for this series are constructed of 2 hollow extrusions separated from one another by polyamide strips PA 6.6.25 reinforced with glass fibre. An additional radiation barrier in the form of a strip in the same material provides the 4 chamber system.
- flush, single or double sash doors, open in Swing doors (double action),
- various types of windows.