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UPVC-aluminium windows
KF 410

The elegant UPVC window meets the highest demands for heat protection. It is passive house-certified as standard. The design of the frame profile with narrow radii offers a soft look that emphasises the surface — in weather-resistant aluminium on the outside, and a natural timber surface on the inside.

Thermal insulation: Uw up to 0,62 W/m²K
Sound protection: 34 – 47 dB
Security: RC1N, RC2
Locking: concealed

Product information

Trend-setting advantages
  • High thermal insulation thermal foam (HCFC-, HFC- and FC-free)
  • Elegant look with narrow radii
  • With shortened aluminium facing formwork on request for a structural connection that is thermotechnically optimised

Dimensions in mm

  • Frame construction depth: 93 mm
  • View width, frame/sash: 113 mm
  • View width, flying mullion (with two sashes): 133 mm
  • View width, transom (with two sashes): 187 mm
I-tec Ventilation
  • I-tec Ventilation optional
  • IV 40 with 93% heat recovery

Opening versions

  • Fixed
  • Turn and turn/tilt
  • Tilt
  • Sliding windows
  • Lockable doors
  • Sliding doors
  • Doors with threshold
  • Outward opening doors


  • Quantity: 3
  • Colour: light grey/black

Further design styles

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KF 410

KF 410


Product data sheet for download


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