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WELCOME TO Three Counties Windows, Doors, Conservatories and Roofline

Three Counties Ltd based in Camberley have been installing high quality UPVC, timber and aluminium double glazing throughout Surrey, Hampshire and Berkshire for almost 10 years. Whether you're looking to improve your home with replacement windows and doors, or perhaps a conservatory or modern glass extension, Three Counties have got a superb selection to transform your home.

uPVC double glazed windows


We install quality energy rated, high security, uPVC double glazed windows

Our windows



View our range of secure, durable & stylish uPVC & arrow composite doors

Our doors



Add space, add value with a stylish conservatory, orangery arrow or glass extension

Our conservatories


Sash Windows

Traditional sash windows that suit your style, your home and your neighbourhood

Our sash windows

three counties

Why choose Three Counties for your home improvements?

We are incredibly proud of our enviable reputation as trusted local installers; we are totally committed to product quality, customer satisfaction and value for money, and with a Checkatrade score of 9.8/10 you don't just have to take our word for it! Unlike some double glazing companies, we don't believe in hard sales techniques or over inflated prices, which is why we're happy to publish our double glazing and triple glazing prices online and also have a free online instant price calculator.

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Design Your Door Get an Instant Online Price

You can get an instant online guide price right now. Simply enter your details to get started. You'll gain instant access to our Dynamic Price Engine, where you can choose different products and compare prices at the touch of a button.

You are as individual as your home

You are as individual as your home

Here at Three Counties we believe that customers are as individual as their homes; our range or windows, doors and conservatories are all available in a huge choice of designs, colours and glazing options and each product is made to order to your exact specifications, so whether you have a period property or a modern home, you can be sure to find a style to suit you!


Our 4th Generation windows are our best yet, with more features than ever and prices starting from £28.47 per month for 4 windows.

See our prices