Welcome to GM Windows

Welcome to innovation! Here at GM Windows we manufacture and install a superb range of top quality and high security pvcu windows, doors and conservatories. A family run company based in Bradford, West Yorkshire; that cares about every aspect of its business.

From start to finish every customer is valued to the highest degree!

With customer care at the forefront of all proceedings. Our customers can rest assured every window, door and conservatory are fitted to the highest degree of craftsmanship, by teams of highly skilled, extensively experienced fitting staff, with attention to detail emphasised as a paramount skill! The service provided by Gm Windows is backed up by our customer service department, operated by a dedicated and enthusiastic team, trained to react immediately to questions or queries.

GM Windows Security Specialists

Here at GM Windows, you will find the key to security!

By using one of the fastest growing lock manufacturers nationwide, you can rest assured, GM Windows deliver nothing but the latest, safest, tried and strictly tested, security products on the market

When looking for the best in security locking systems, here at GM Windows, we chose ERA Home Security every time, applying inspiration to methods and designs that work, there is no competition next to the Vectus Plus locking system.

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    View our Windows

    Learn moreGM Windows traditional white UPVC frames to coloured or a natural woodgrain effect, with leaded, plain or decorative glass; GM Windows double glazed windows are available in a wide variety of colours, styles and designs – the choice is yours.

    View our Doors

    Learn moreGM Windows market leading UPVC and composite double glazed doors that can really enhance the look of your home. Whatever your style, from Composite Doors, Glazed, Panelled Doors and Stable Doors to Patio, French to Bi-Fold Doors.

    View our Conservatories

    Learn moreGM Windows conservatory options come with a full 10-year guarantee as standard so you can rest assured that not only is your new GM Windows conservatory a stylish, energy efficient and secure addition to your home, it is also built to last. 

    View our Triple Glazing

    Learn moreFor The Ultimate in Energy Performance GM Windows range of triple glazing is available in a wide range of styles, glazing options and colour finishes, all designed to give you not just the ultimate in energy performance but also style and individuality.

    A Rated Windows

    Improve the Energy efficiency Of your home.

    Installing GM Windows double glazing will help you improve energy efficiency and save you on heating bills.

    Security Doors

    High Quality waffle fitted Robust Doors.

    Our Composite door are made from top quality materials supplied by doorstop.co.uk & solidor.co.uk.

    buydirectBuy Direct

    We Manufacture all Our products in house.

    Unlike other companies we manufacture all our products so we cut the middleman and you save direct.

    Trade Direct

    Are you Architect, Builder, or Joiner?

    For over a decade we have been supplying to the trade, contact us today and see how, we can help you.


    Stress Free guarentee


    Eco Living

    Save Money & go green

    Peace of mind

    Security Hardware


    Backed guarentee

    Quality Materials

    Replacement Windows

    UPVC double glazed windows by GM windows effortlessly enhance the look, value and comfort of your home. Our UPVC Windows are A-rated as standard, creating a product that is as energy efficient as possible, making it the perfect choice for your home. By using the latest technology and hardware GM windows double glazing is strong and durable and it will give you many years of comfort. By installing our advanced double glazed windows, you are looking at an engineered product that is prepared for any extreme weather the UK offers.

    Our energy efficient windows will increase your comfort whilst having peace of mind. GM windows Unique energy saving windows will save you money on your bills, you will also naturally use less energy, and will be reducing your carbon footprint. All our replacement windows have a Planitherm total plus, K glass. And all GM windows, casement windows are produced to an A-rated standard, we also offer triple glazing windows.

    Replacement Doors

    Here at GM Windows we offer one of the best Composite doors on the market (a Solid or) composite door. We take pride in our manufacturing, using the latest, highest quality hardware, to make it the securest door possible. Solid or Composite doors by GM Windows have up to date looks, are thermally efficient, are made of 100% solid wood and have a 5 point, high-security locking system. Whether you’re looking for a front door or a back door the GM Windows composite doors are the way to go.

    We also offer traditional U PVC doors, with many styles and designs; incorporated with ERA Vectus plus lock and handle, our doors are durable and safe, making it an ideal external door. We don’t stop there we also offer top of the line UPVC French doors, UPVC Patio doors manufactured with security and durability in mind.

    We at GM Windows also supply trade windows & doors direct.

    GM Windows are one of Bradford, West Yorkshire’s largest window manufacturer. We supply Trade windows and trade doors direct. We have a great reputation of supply only UPVC Windows, doors, conservatories. Patio doors, French doors, and aluminium shop fronts. We offer 5 star services to builders, roofers, retail window installers, contractors and specifiers. We offer top of the line products, backed with a guarantee and delivery on time every time. We have the most competitive prices in the industry. Become a trade customer of GM Windows today.