How to identify your VELUX roof window
All VELUX roof windows produced after 1968 have a type sign stating exact information about the window located in the right corner of the top sash behind the ventilation flap.
- Type
- Size
- Variant
- Production code
All VELUX roof windows produced after 1968 have a type sign stating exact information about the window located in the right corner of the top sash behind the ventilation flap.