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Oxfordshire’s leading window, door and conservatory installers

Founded in 1991, Andy Glass Windows (AGW Ltd) have established themselves as one of Oxfordshire’s premier double glazing companies. AGW Ltd offer a wide range of high quality glazing products, installing everything from uPVC windows and doors, to conservatories and a variety of extensions and architectural glass roofs.

Our team of highly skilled installers have served Oxford and the surrounding areas for over 30 years, supplying and installing products which enhance both aesthetics and energy efficiency of our customers’ homes. Our staff are all directly employed by Andy Glass Windows, and are committed to providing you with the highest levels of knowledge and customer care – giving you the best possible service.


Andy Glass Windows are highly experienced in the double glazing installation industry, and are able to serve homeowners, builders and property developers alike. We are able to supply and install an extensive and innovative product range, meaning that there is something sure to match any home’s needs.



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At Andy Glass Windows we are able to supply and install windows in almost any style you want, including casement, sliding sash, tilt and turn and timber effect windows. Whatever your requirements, we’re sure to have the right product to suit your needs.

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Whether you’re looking for a door to replace your front door with something more secure and efficient, or have plans to extend your home by opening your home onto an outdoor space, Andy Glass Windows have a wide selection of doors for you to choose from.

Glazed roof

We are able to provide you with a full extension installation service, installing a range of glazed extensions, from modern glass roofed garden rooms to stylish orangeries and traditional conservatories. We now also offer insulated tiles WARMroofs for conservatories.

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