Can I say how pleased many of us are Using the secondary glazing at The Cottage, Badminton. The windows while in the Library, Office and the lockable lift outs to the skylights look actually very good. Please thank Wez & Dan for me for all their hard work and in https://exterior-post-light78899.tinyblogging.com/detailed-notes-on-energy-efficient-glazing-in-w1d-69971195