I was sceptical as as to if these double glazed window models would Dwell nearly all they had been speculated to, but Of course they've got and am now measuring up For additional. ordered secondary glazing on-line, the web site was obvious and jam packed with practical details. measuring was https://juliusjgyoe.blogsmine.com/26820375/5-simple-statements-about-slimline-secondary-glazing-notting-hill-explained