*Mandatory Field


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Welcome to Windows by Design Ltd

We are dedicated to providing a wide range of professional services, which include: replacing your windows with high quality uPVC or Aluminium Double Glazed Windows, fitting Doors in either uPVC, Composite or Wood. Supplying and installing: Bi-Fold Doors, Conservatories, Orangeries, Aluminium Roof Lanterns and the Guardian Warm Roof.

We pride ourselves on our consistent level of craftsmanship, our pleasant, polite approach, our commitment to providing unlimited levels of customer service and most of all, our general attitude, which means you’ll always get our best help, advice and support.

When it comes to the products themselves, we can promise that security, energy efficiency, modern design and use of the very latest technology is absolutely guaranteed.

Find out what else we do

Installation takes just a few days

We've created a very short video animation to show you how we install the Guardian™ roof system…


Roof Lanterns

The perfect solution for any flat roof.
Enhancing the light into theroom.

Roof Lanterns

PVCu Double Glazing

Tailor-made to suit your requirements,
no matter how unique or unusual.

PVCu Double Glazing

Get more from your conservatory…

Transform your downstairs living space by replacing your existing conservatory roof with a new lightweight, fully insulated, beautifully finished; Guardian Warm Roof.

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Your home improvement specialists

A small change can make a big difference, you don’t necessarily need to spend a fortune, in order to improve your surroundings, we can help you to make the most of your home and the way you use it…here are just some of our excellent product range:

Bi-fold Doors



Free home survey

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