Secondary glazing involves adding an extra slim-line window in addition to your existing windows. Duration have the broadest range of bespoke Secondary Glazing in Europe, with many of our own unique products. Secondary Glazing is designed to keep the heat in and the noise out. You could also save around 10% on your house hold bills. Perfect for listed buildings, and conservation areas. We offer the following styles of Secondary Glazing:
- Horizontal Sliding Secondary Glazing,
- Vertical Sliding Secondary Glazing,
- Hinged Secondary Glazing Units,
- Lift Out Secondary Glazing,
- Fixed Secondary Glazing.
We offer three different secondary glazing frame systems:
Please Note: We have heard of some companies claiming to manufacture Duration's Secondary Glazing. This is not true. All Duration Windows Secondary Glazing is made at our facilities on Canvey Island and is not manufactured by any other companies.