Residential, Light Commercial & Retrofit Double Glazing

How Long Does Double Glazing Last? A Wellington Homeowner’s Guide

aluminium retrofit double glazing

Quality double glazing typically lasts 20 to 30 years or more, but lifespan depends on specification, frame condition, manufacturing quality, installation, and maintenance. In this guide, Wellington Glass & Mirror explains what affects longevity in Wellington’s coastal climate, what causes double glazing to fail, and how homeowners can protect long-term performance.

Replacing Failed or Old Double Glazing

Failed or old double glazing can reduce comfort, clarity, and performance over time. This guide explains why double glazing fails, how long it lasts, and why proper system assessment is essential when replacing units for long-term results.

Why Summer Is the Smartest Time to Upgrade Your Windows

Summer is the best time to install double glazing. Enjoy cooler rooms, quieter living spaces, faster installations, and year-round comfort. Learn why upgrading your windows during summer delivers better performance, improved home value, and a smoother experience with Wellington Glass & Mirror.