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Double & Triple Glazing

With Global Windows, you can choose either double or triple glazing for all our windows. Whichever you choose, you’ll soon feel a difference in your home. It will be warmer, more energy efficient, and more secure. Both double and triple glazing from Global Windows is designed and manufactured for the best possible performance. When it comes to energy efficiency and security, a Global window upgrade provides some of the best levels in the business.

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Why upgrade to triple glazing?

When you upgrade your windows from double to triple glazing you unlock a wealth of benefits. Triple glazing will help you to achieve lower U-values which will maximise your home’s thermal performance. Triple glazing is guaranteed to eliminate condensation, stop draughts and cold spots, and significantly reduce outside noise.

Improving homeowner’s standards of living

When Global Windows install your new windows, your home will immediately feel more comfortable. New double glazed windows will vastly improve your home’s performance and create a pleasant living environment.

When you want your home to be optimised for security and energy efficiency, triple glazing is an excellent choice. If you live in a large urban area or near a busy road or airport, triple glazing could dramatically improve the ambience of your interior living space. With double or triple glazing, with Global Windows, every installation is a successful one.

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  • Colour
  • Features
  • A-rated
  • Security
  • Glazing
  • Colour

    All our products can be finished in a wide variety of colours and wood grain effect surfaces. Whether you want a traditional look or a more contemporary finish; there’s sure to be the perfect colour to match your home and your personal taste.

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    White Grain



    Chartwell Green

    Chartwell Green

    Irish Oak

    Irish Oak

    Golden oak

    Golden Oak





    Anthracite Grey

    Anthracite Grey


    At Global Windows, our products have a wealth of high quality features. When it comes to choosing the best windows, doors, and glazed extensions, you’ll be spoilt for choice. From glazing to frames, we offer an array of options on all our product range.

    • Double or triple glazed
    • Enhanced thermal efficiency
    • Argon gas filled sealed units
    • A wide range of glazing options
    • Suitable for all types of property
    • Durable and easy maintenance finish
    • ‘A’ WER (Window Energy Rating) as standard
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    Double and triple glazed windows


    Energy efficiency is an important consideration for all homeowners. We all want to reduce our carbon footprint and help to protect the environment for future generations. There are many ways to do this, by regularly recycling and reducing our waste. You can also help by choosing the most energy efficient products for your home improvement projects.

    Both our double and triple glazed windows are ‘A’ rated for energy efficiency as standard. They will help to create a warmer home and save you money on reduced heating bills.

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    A Rated windows and glazing


    Home security is perhaps the most important factor when you want to improve your home. At Global Windows, we share your concerns which is why we never compromise on the safety and security of our products. When we design and manufacture our products, they undergo rigorous testing to ensure they meet the high security standards the industry demands.

    All our double and triple glazed windows are fitted with high security Yale multi-point locking systems. In addition to this, all upstairs windows feature fire escape facilities as standard. Yale locking systems are renowned for their quality. With a Yale lock, your home will be as safe and secure as possible.

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    Yale lifetime guarantee


    The type of glazing you choose for your windows, doors, and glazed extensions will have a massive impact on the overall look and feel of your home. Whether you live in a modern or period property, a large or small home; we can offer expert advice on the best type of glass to complement the style, character, and time period your property was built.

    Choose from a range of glazing to meet your requirements. We install obscure, stained, diamond and square leaded, Georgian bars, and bevelled glass. We also install windows with toughened safety glass.

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    Planitherm Installer Network

    Why Choose Global?

    When you want to improve your home, Global Windows are the company to call. Possibly the best way to build a company’s reputation is through positive customer reviews and recommendations. In an independent survey by the CPA, 98% of our customers rated us as an excellent company. We also have numerous positive customer testimonials and are accredited by respected third party industry bodies. We are the only company in the local area to be both a Which? approved trader and to be registered with Check a Trade.

    At Global Windows, we manufacture all our products at our high-tech factory. This enables us to ensure that quality is consistent across our entire product range. All our installers are highly qualified and have a wealth of industry experience. We directly employ all our staff and never sub-contract work, so in the unlikely event that you experience a problem, we will take full responsibility. We provide a 10-year guarantee on all our products and a 10-year insurance backed guarantee through the CPA. This helps to give you, the customer, peace of mind that your investment is protected.

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    Which? Trusted Trader

    Average rating of 4.9/5


    Average rating of 9.77