Insulating double glass


Insulating double glass serves to improve thermo insulating attributes of light tube. It is inserted to roof part of light tube.

We recommend it not only for low energy houses. It can be used everywhere, where is light tube installed to heating rooms.


  • U = 1,1 W/m2.K
  • We deliver for diameters of light tubes ALLUX 250,  ALLUX 350 and ALLUX 550
  • If is light tube equipped with additional insulating double glass, you must insulate tube of light tube too


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