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Timber/aluminium windows
HF 310

The elegant timber-aluminium window meets the highest demands for heat protection and is passive house-certified. In various design styles, the design of the frame profile 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 to 0,62 W/m²K
Sound protection: 33–46 dB
Security: RC2
Locking: concealed

Product information


  • High thermal insulation thermal foam (HCFC-, HFC- and FC-free)
  • ISO glass spacer in the standard model
  • Can be combined with KF 410

Dimensions in mm

  • Frame construction depth: 85 mm
  • View width, frame/sash: 114 mm
  • View width, flying mullion (with two sashes): 134 mm
  • View width, transom (with two sashes): 173 mm

Opening versions

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


  • Quantity: 3
  • Colour: black

Further design styles

home pure
HF 310
home soft
HF 310

HF 310




We offer you an ambitious selection of handles — one recommendation is shown here. For information about further designs, please contact your Internorm architectural consultant.

G80 standard handle
Flat rosette

G80 standard handle

G80 standard handle

Dallas handle

Sun and insect protection

The sun and insect protection systems complement the windows, making them one functional unit, and support the design of the house façade.

Venetian blinds: optimal control and deflection of light and heat via adjustable slats, can be combined with insect protection

Attachment roller shutter: mounted completely on the window, can be combined with insect protection

Insect protection: clamped, hinged or sliding frame or drop-down fly screen available, can be combined with sun protection

Venetian blindsAttachment roller shutterInsect protection

Large-scale elements

A door or fixed glazing model is available — up to 5 m2 glass area.
Fixed glazing





The timber/aluminium windows of the studio design line are made from spruce or larch. Both woods can be coated with a glaze or with an opaque cover. The possible colours are shown here, along with a selection of possible colours for the aluminium outer shell. Please discuss your individual colour requirements with your Internorm architectural consultant.

Outside colour


Inside colour




Product data sheet for download


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Product combinations