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UPVC-aluminium window
KF 310

The KF 300 is Internorm's most successful UPVC and UPVC-aluminium window. Top thermal insulation values, the proven I-tec Glazing, the low construction depth and many more features have convinced our customers.

Thermal insulation: Uw up to 0,69 W/m²K
Sound protection: up to 45 dB
Security: RC1N, RC2
Locking: concealed

Product information


  • ECLAZ® triple glazing as standard for optimum energy efficiency
  • 74 mm construction depth
  • Narrow view width up to 107 mm

Opening versions

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


  • Quantity: 3
  • Colour: light grey/black

Further design styles

KF 310

KF 310



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