UPVC double glazing typically lasts 20–30 years. Sealed units may fail sooner (15–20 years) but can be replaced on their own. Handles, locks and hinges may need attention every 10–15 years.
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UPVC double glazing typically lasts 20–30 years. Sealed units may fail sooner (15–20 years) but can be replaced on their own. Handles, locks and hinges may need attention every 10–15 years.