There are 3 links tagged.
http://u-fit.co.uk/windows/information/measuringinstructions.asp
Added: 04/11/07 Tags: pvcu
http://www.dalmatianwindows.co.uk/education_how-to-fit.htm
Added: 04/11/07 Tags: pvcu
http://www.diydoctor.org.uk/projects/double_glazing.htm
Added: 04/11/07 Tags: pvcu