If you have just had double-glazed doors or windows fitted, then you should find that they provide many years or even decades of trouble-free use. However, like anything fitted to commercial buildings and residences, you should take the proper measures to look after them. This is vital for ensuring their longevity and thermal insulation performance. The good news is that well-made double-glazed windows won't take up too much of your time in terms of ongoing maintenance.
