Windows & Glazing

How long do uPVC windows actually last

Published 3 Jun 2026

What this video covers

How long do uPVC windows actually last?

The uPVC frames typically last 20 to 30 years, often longer with a bit of care. The sealed glass units usually go first, at around 15 to 20 years — but they can be swapped without replacing the whole window.

In this video

  1. 0:00 The short answer
  2. 0:15 The frames last two to three decades
  3. 0:31 The glass usually fails first
  4. 0:48 A little care adds years
  5. 1:04 What this means for you