Multiple window combinations - 2in1, 3in1, and more
Find all support information, from installation / getting started and maintenance tips to troubleshooting and repair advice for VELUX multiple window solutions.
VELUX Support
Vertical duo
Find all support information for your vertical duo solution here, from installation and maintenance tips to troubleshooting and repair advice.
Self-service guides for vertical duo
Important product safety warning & replacement information for VELUX sloped roof 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?
What should I do when I have condensation on my window?
More
Products related to vertical duo
Sloping and fixed
Find all support information, from installation and maintenance tips to troubleshooting and repair advice for sloping and fixed roof windows.
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