High quality for harsh climates

Scandinavian-style wooden windows

Outward opening windows with an 115mm profile and double or triple glazing. Optional aluminium cladding protects the wood from moisture, sun, and frost, significantly reducing the need for maintenance.

  • 115 mm section
  • Outward-opening
  • 2 or 3 glazed unit
  • Aluminium casing (optional)
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Scandinavian-style outward-opening wooden windows with a triple-glazed unit, 115 mm profile, and aluminium cladding, profile cross-section

Profile layers

  • Wood
  • Aluminium trim
  • Glazed unit
  • Gasket kit

Four profile options

One 115mm profile, four combinations: choose your glazing and whether you want aluminium finish on the outside.

Scandinavian-style outward-opening wooden windows with a double-glazed unit and a 115mm thick profile
115 mm2 glasses

Wood, double-glazed unit

Classic Scandinavian profile window: natural wood on both sides and a double-glazed unit for everyday use.

Scandinavian-style outward-opening wooden windows with a double-glazed unit, 115 mm profile, and aluminium fittings
115 mm2 glassesAluminium

Wood and aluminium, double-glazed unit

The same profile, but clad in aluminium on the outside, so the frame lasts longer in rain, sun and frost with almost no maintenance.

Scandinavian-style outward-opening wooden windows with a triple-glazed unit and a 115mm thick profile
115 mm3 glasses

Wood, triple glazing

A thicker glass unit provides additional thermal and acoustic insulation, while maintaining the natural wood look on both sides.

Scandinavian-style outward-opening wooden windows with triple glazing, 115mm profile and aluminium cladding
115 mm3 glassesAluminium

Wood and aluminium, triple-glazed unit

Top-level option: triple-glazed thermal comfort and aluminium protection on the outside, with no additional finishing work required.

Why choose Scandinavian style windows

Weather resistance

An outward opening casement naturally throws rainwater away from the frame and sealing line, making the window feel at home in windy and wet locations.

More glass, less frame

Wider profile lines allow more natural light to enter without compromising structural integrity.

Thermal comfort

Choose a two or three-pane unit according to the needs of your home: the more panes the higher the thermal and acoustic insulation.

Virtually zero maintenance with aluminium

Aluminium cladding protects wood from moisture and UV rays, eliminating the need for periodic exterior painting or varnishing.

Aesthetic distinctiveness

Scandinavian-style windows are ideal for both modern architecture and historic or heritage buildings, making them a frequent choice for export projects.

Longevity in a northern climate

A solution used for decades in the Northern European climate, where windows have to withstand large temperature and humidity fluctuations.

Technical specifications and certificates

All four options are made from a 115 mm thick wooden frame: impregnated, primed and painted with opaque paint according to the RAL palette, or stained, allowing the natural wood texture to be seen through the applied colour. Options with aluminium cladding are further protected by an aluminium profile on the outside, meaning the wood is not susceptible to moisture, sun and temperature changes, and requires significantly less maintenance.

Comparison of technical specifications for four Scandinavian-type window options
Feature Wood
2 glasses
Wood + beer
2 glasses
Wood
3 glasses
Wood + beer
3 glasses
Profile history115 mm115 mm115 mm115 mm
Opening typeOutwardsOutwardsOutwardsOutwards
Glazed unit2 glasses2 glasses3 glasses3 glasses
Aluminum claddingNoSureNoSure
Thermal conductivity, Uw*1.35 W/(m²·K)1.33 W/(m²·K)0.75 W/(m²·K)0.75 W/(m²·K)
E-ref coefficient-17.3 kWh/m²-17.3 kWh/m²-9.3 kWh/m²-9.3 kWh/m²
Water resistance1200 Pa1200 Pa1200 Pa1200 Pa
HardwareScandinavian MILA, IPA and ASSA ABLOY hardware systems
The choice of woodSpruce, fir, oak
CertificatesCE marking, DVV product certificate, NDVK certificate

* The thermal transmittance (Uw) and E-ref coefficients are specified for a test product measuring 1230×1480 mm. We will provide a declaration of conformity for your specific order with the quotation.

In brief: Scandinavian-type wooden windows with a triple-glazed unit achieve a thermal transmittance (Uw) of 0.75 W/(m²·K), with a double-glazed unit 1.33-1.35 W/(m²·K), and the water permeability for all variants reaches 1200 Pa. Scandinavian MILA, IPA and ASSA ABLOY hardware is installed in the windows, and products are CE marked.

CE marking DVV Product Certificate NDVK certificate

Read more about aluminium casting

We will design Scandinavian-style windows according to your house dimensions

Please send us your preferred profile option, glazing and approximate dimensions, and we will prepare a bespoke quotation.

Get an offer

Or contact directly: +370 620 77 690 / info@fenestrum.lt
We also invite you to visit our workshop in the Jonava district; please arrange your visit in advance.

Frequently asked questions about Fenestrum Timber Windows and Doors

How do Scandinavian type windows differ from conventional Euro type windows?

The main difference is the direction of opening: Euro-type windows usually open inwards, while in Scandinavian-type windows, the sash opens outwards. This results in slimmer frame lines, more space for the glass, and the wind pressing the sash more firmly against the frame rather than pulling it away.

Can I choose between a double and triple glazing package?

Yes. Both profile versions, both with and without aluminium cladding, are manufactured with double or triple glazing. The triple-glazed version offers higher thermal and acoustic insulation: its thermal conductivity is 0.75 W/(m²·K), while the double-glazed version's is 1.33-1.35 W/(m²·K).

What is aluminium casting and is it necessary?

Aluminium capping is a thin aluminium profile on the outside of a window, protecting the wood from rain, sun, and temperature changes. It is not essential, but it significantly reduces the need for maintenance and extends the service life of the windows.

What climate are Scandinavian-style windows suitable for?

This profile has been used for a long time in windy, damp areas of Northern Europe and the United Kingdom, where windows have to withstand strong gusts of wind and rain. It is also suitable for Lithuanian climate conditions; however, as with any window, precise installation is important so that the window can cope well with local humidity and temperature fluctuations.

Are Scandinavian-style windows suitable for old or heritage buildings?

Yes. Thinner frame lines and outward-opening sashes are often chosen when restoring historic buildings or designing traditional architecture homes where maintaining an authentic appearance is important.

What is the thickness of this profile and is it possible to manufacture non-standard size windows?

The profile depth is 115 mm. Like other Fenestrum windows, they are manufactured to individual dimensions, making them suitable for both standard openings and non-standard shaped projects.

How do I get a price quote?

Contact us, specifying the desired profile option (with or without aluminium cladding, double or triple glazing) and window dimensions. We will prepare a quotation for your specific project.

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