double glazed windows Double-glazed windows can make a big difference in energy efficiency, but they aren’t for every home. Because they’re pre-manufactured, they can look out of place in an older structure. Moreover, if the structure isn’t well insulated, they won’t save much in energy costs..
double glazed windows Double glazing is a style of windows or doors that have two glass panes separated by a space. In this gap between them air, or sometimes argon gas among others fills the gap. Modern buildings often have double glazed windows while older ones can be retrofitted to improve their energy use profiles.
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