Stuck (open) Velux window?
A ten-year old window (ref on it = GHL, M04, 3059 & 75ARO16), opened fully and will not close. Web-sites searched for answer and no help. I have added WD40 and tried lifting various bits around the mechanism, to no avail. Any help here please?
John in Shropshire, 15 July 14
John Tucker, July 2014