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Featured self-help guides
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What should I do when I have condensation on my window?
What shall I do when my manual operated window (incl. roof balcony or roof terrace) will not stay open?
What should I do when my windows appear to be leaking?
How do I open the roof balcony?
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CE/UK CA markingFind the Declarations of Performance (DoP) for your specific VELUX product.
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