LITEC DDZ window insulating frame
LITEC DDZ window insulating frame

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LITEC DDZ roof window insulating frame

For windproof installation of Roto and Velux roof windows without thermal bridges

Installation without thermal bridges ...
  • For fast and reliable window installation
  • Consists of multiple bonded LINIREC building panels
  • The easily installed window roof insulating frame provides a tight connection between window frame and roof structure
  • Also suitable for use in passive houses

... in perfect professional quality ...
  • High mechanical strength
  • Can be used in the temperature range of -50...+100 °C
  • Moisture resistant, no mould formation, does not rot
  • For insulation above, between or below the rafters
  • Simple, reliable, fast
  • Material can be processed using standard woodworking tools
  • Including all accessories

... for PUR(E) energy saving
  • Insulating core made of recycled PUR/PIR rigid foam
  • λ=0.096 W/(mK)
  • Environmentally and biologically harmless

Insulating frame for VELUX roof windows
Insulation core: Multiple glued layers of LINIREC building panels, raw density approx. 550 kg/m³, class E, thermal conductance λ=0.096 W/(mK), can be used in temperature range of -50...+100 °C, moisture resistant, no mould formation, does not rot
Please note: Use only for Velux roof windows
Thickness mm
Counter batten
Thickness mm
Roof slats
Width mm
Width mm
Slat covering
Width mm
Roof window covering
40 30 110 50 60 2440
40 40 110 50 60 2440
Other thicknesses on request.