by johnbradbury » Mon May 30, 2005 3:34 pm
Try Exhaust Ejector Company
Wade House Road
Shelf
Halifax
West Yorkshire
England
HX3 7PE
Tel: 44 01274 679524
Fax: 44 01274 607344
I believe that they make them to pattern if you have an existing window.
Hope this helps
John Bradbury