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Affordable Roof Windows with Double Glazing for Your Attic

Are you looking for roof windows that provide comfortable lighting for your attic and good thermal insulation at a reasonable price? Choose roof windows with double glazing – a popular solution that combines functionality with economy. These windows consist of two panes of glass separated by a layer of noble gas (usually argon), making them a good choice for most attic rooms.

Advantages of roof windows with double glazing:

✅ Good insulation values: Double-glazed roof windows offer good thermal insulation, protecting against heat loss in winter and preventing excessive heating in summer. Although their thermal insulation performance is lower than that of triple-glazed models, they are sufficient for most standard applications. In combination with a sun protection awning, they also effectively protect against excessive heating under the roof in summer.
✅ Optimal lighting: The design of double-glazed roof windows ensures optimal incidence of light, creating a bright and pleasant atmosphere in the attic.
✅ Attractive price: Double-glazed windows are usually cheaper than triple-glazed windows, making them an attractive option for price-conscious buyers.
✅ Lightweight construction: Compared to triple-glazed windows, double-glazed windows are lighter, which can facilitate their installation and reduce the load on the roof structure.

When is it worth choosing double-glazed roof windows?

✅ For rooms that are rarely used, such as attics, drying rooms, or storage rooms.
✅ For rooms where the highest thermal insulation is not required.
✅ When the budget is limited.

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ERW | Economic Roof Window | wooden, with double glazing

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FAKRO Group

ERW | Economic Roof Window | wooden, with double glazing

3.131,58 kr ab 2.192,11 kr inc. VAT, excl. shipping (1.753,68 kr excl. VAT and shipping)

✔ Wood | clear lacquered ✔ centre-pivot (bottom handle) ✔ 2-panes ✔ Window U-value: 1.3 W/m²K ✔ Glazing U-value: 1.1 W/m²K ✔ Manuall ✔ Bedroom ✔ Living room ✔ Kids room ✔ Home office

ERW is a very good quality pivot wooden window, with double glazing and bottom handle. This pine window is simple and elegant and will fit to the...

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FAKRO Group Natural air inlet Top-hung

OptiLight VK | top hung roof window with double glazing

ab 4.063,37 kr inc. VAT, excl. shipping (3.250,68 kr excl. VAT and shipping)

✔ Wood | clear lacquered ✔ top-hung ✔ 2-panes ✔ Window U-value: 1.3 W/m²K ✔ Glazing U-value: 1.1 W/m²K ✔ Manuall ✔ Bedroom ✔ Living room ✔ Kids room ✔ Home office

Optilight VK is a good quality top-hung roof window, with double glazing. These wooden roof windows with top hung opening provide functionality and...

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OptiLight THERMO | PVC roof window with double glazing

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FAKRO Group Natural air inlet PVC White

OptiLight THERMO | PVC roof window with double glazing

4.365,79 kr ab 3.056,05 kr inc. VAT, excl. shipping (2.444,84 kr excl. VAT and shipping)

✔ PVC ✔ centre-pivot (bottom handle) ✔ 2-panes ✔ Window U-value: 1.3 W/m²K ✔ Glazing U-value: 1.1 W/m²K ✔ Manuall

OptiLight TLP - PVC roof window, that will work in every room, especially in the bathroom. OptiLight TLP is plastic roof window, manufactured with...

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SKYLIGHT | PVC, high pivot, 2-glass roof window

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PVC White

SKYLIGHT | PVC, high pivot, 2-glass roof window

4.835,53 kr ab 3.143,11 kr inc. VAT, excl. shipping (2.514,47 kr excl. VAT and shipping)

✔ PVC ✔ high-pivot ✔ 2-panes ✔ Window U-value: 1.4 W/m²K ✔ Glazing U-value: 1.1 W/m²K ✔ Manuall

Roof window for the bathroom. And to any other room in the attic. Roof windows SkyLight can be installed in all conditions also the rooms with higher...

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NEW HIT PVC White

SkyFens SkyLight PLUS TERMO | PVC, high pivot, 2-glass roof window from the Swiss Arbonia Group

ab 4.125,00 kr inc. VAT, excl. shipping (3.300,00 kr excl. VAT and shipping)

✔ PVC ✔ high-pivot ✔ 2-panes ✔ Window U-value: 1.3 W/m²K ✔ Glazing U-value: 1.1 W/m²K ✔ Manuall

The SkyLight Plus Thermo roof window is an improved production line of the already very popular SkyLight roof window. The Uw value achieved for the...

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VELUX GLU 0051 | wooden, everfinish, pivot, 2-glass roof window

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Natural air inlet PVC White

VELUX GLU 0051 | wooden, everfinish, pivot, 2-glass roof window

3.717,37 kr ab 3.345,63 kr inc. VAT, excl. shipping (2.676,50 kr excl. VAT and shipping)

✔ PVC ✔ centre-pivot (top control bar) ✔ 2-panes ✔ Window U-value: 1.3 W/m²K ✔ Glazing U-value: 1.0 W/m²K ✔ Manuall

Velux GLU is a manual-top-operated centre-pivot, white finish, wooden roof window with double glazing. It is perfect not only for bathrooms or kitchens...

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VELUX GZL 1051 | wooden, 2-glass pivot roof window

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Natural air inlet

VELUX GZL 1051 | wooden, 2-glass pivot roof window

2.837,84 kr ab 2.554,05 kr inc. VAT, excl. shipping (2.043,24 kr excl. VAT and shipping)

✔ Wood | clear lacquered ✔ centre-pivot (top control bar) ✔ 2-panes ✔ Window U-value: 1.3 W/m²K ✔ Glazing U-value: 1.0 W/m²K ✔ Manuall

VELUX GZL is a manual-top-operated centre-pivot wooden roof window with double glazing. The improved design allows to open and close the...

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Natural air inlet

VELUX GZL-B 1051 | wooden, center pivot roof window, with 2-glass and bottom handle

ab 3.511,45 kr inc. VAT, excl. shipping (2.809,16 kr excl. VAT and shipping)

✔ Wood | clear lacquered ✔ centre-pivot (bottom handle) ✔ 2-panes ✔ Window U-value: 1.3 W/m²K ✔ Glazing U-value: 1.0 W/m²K ✔ Manuall

VELUX GZL-B is a manual-bottom-operated centre-pivot wooden roof window with double glazing. The improved design allows to open and close...

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Natural air inlet PVC White

VELUX GLU-B 0051 | everfinish, center pivot roof window with 2-glass and bottom handle

ab 4.599,89 kr inc. VAT, excl. shipping (3.679,92 kr excl. VAT and shipping)

✔ PVC ✔ centre-pivot (bottom handle) ✔ 2-panes ✔ Window U-value: 1.3 W/m²K ✔ Glazing U-value: 1.0 W/m²K ✔ Manuall

Velux GLU is a manual-bottom operated, centre-pivot, white finish, wooden roof window with double glazing. It is perfect not only for bathrooms or...

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Laminated inter glass Natural air inlet

VELUX GGL 3070 | wooden roof window with anti burglary 2-glazing

ab 4.923,53 kr inc. VAT, excl. shipping (3.938,82 kr excl. VAT and shipping)

✔ Wood | clear lacquered ✔ centre-pivot (top control bar) ✔ 2-panes ✔ Window U-value: 1.3 W/m²K ✔ Glazing U-value: 1.1 W/m²K ✔ Manuall

VELUX GGL is a manual-top-operated centre pivot wooden roof window with double safe glazing. GGL centre-pivot pine finish VELUX roof...

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Laminated inter glass Natural air inlet Top-hung

VELUX GPL 3070 | wooden, top hung roof window with safe 2-glazing

ab 8.306,58 kr inc. VAT, excl. shipping (6.645,26 kr excl. VAT and shipping)

✔ Wood | clear lacquered ✔ centre-pivot (top control bar) ✔ top-hung - pivot ✔ 2-panes ✔ Window U-value: 1.3 W/m²K ✔ Glazing U-value: 1.1 W/m²K ✔ Manuall

Original VELUX GPL is a manual, top-hung and pivot wooden roof window with double energy efficient glazing. Opening to any position up to 45 o , they...