LK90ECO Window System

Inward and outward opening and fixed windows
French casement doors
Double casement windows (double window without middle post)

  • Window U-value even 0.64 W/m2K
  • Certified by Passive House Institute
  • Thickness of IGU or panels 29–73 mm
  • Frame depths 90 mm
  • Inside and outside surface of profiles can be in different colours
  • Hidden hinges
  • Sidehung and tilt & turn hardware available
  • Maximum weight of one sash 130 kg

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