Important Notice From Sternfenster

As of 30th October, we will no longer be offering roof lanterns as part of our product offering. Please be assured that orders placed before this time will still be fulfilled. We are still offering all other windows in our range. For more information, please contact us on or give us a call on 01522 512 525.

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Our accredited network of installers offers the highest quality uPVC and aluminium products with excellent customer service.

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Aluminium Doors

View our wide selection of Smart aluminium doors


Aluminium Residential Doors

Sleek, strong and contemporary Smart aluminium residential doors.

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Bi-Fold Doors

Stunning, slim-frame and contemporary aluminium bi-fold doors from Smart.

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Aluminium Patio Doors

Beautiful, slimline and easy to operate aluminium patio doors from Smart.

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Aluminium French Doors

Sophisticated and elegant Aluminium French Doors from Smart.

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Commercial Aluminium Doors

Commercial aluminium doors suitable for a wide range of projects.

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