System with improved thermal insulation and very good acoustic properties. UR<2.0 Wm2K (the DIN 4108 standard 1.0 frame group) Profile depth is 75mm and 84mm of window sashes.


  • fixed frames for double glazing
  • single or double sash, side-hung, open-in windows
  • tilt&turn windows, tilt&slide windows and doors
  • residential doors are open-in only


  • sp
  • spa
  • spb

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