• Key Features
  • Aesthetics
  • Performance
  • Colours
  • Key Features

    Easy installations, without fail

    Thermally efficient 28mm double glazing as standard

    Sightlines of just 59mm

    Unique beadless profile and patented construction

    Manufactured in Great Britain, every time

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    With slim sightlines of just 59mm, the Sheerline Classic window system achieves the best possible aesthetics. With concealed hardware and perfectly mitred corners, there is no visual compromise for your homeowners. They get the best, most sleek and eye catching windows for their home when you choose GJB.

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    From security to thermal efficiency, these slimline aluminium windows deliver comprehensive benefits for your homeowners. Despite their sleek design, they stand toe to toe with any other aluminium system on the market. It’s for this reason that the Classic system from Sheerline is so popular.

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    Sheerline Classic slimline aluminium windows are available in these high quality finishes:

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    Sheerline Stepped


    A more traditional profile design, the stepped option allows these slimline aluminium windows to effortlessly suit older properties. In fact, they take inspiration from steel window designs, making them a great replacement for them. You can cater to those living in more traditional, heritage builds by choosing GJB.

    Sheerline Classic Flush Stepped

    Flush Stepped

    Sheerline’s head turning flush profile can also be added to the more traditional stepped profile. Flush stepped windows and older properties go hand in hand, and you can cater to homeowners looking to renovate outdated systems by offering these slimline aluminium windows. Do so today by becoming a registered GJB installer.

    Sheerline Classic Contemporary


    The sleek, 59mm sightlines of the Sheerline Classic lends itself perfectly to modern properties. This is enhanced further by offering your homeowners the contemporary design, which partners fantastically with a sleek grey hue. It delivers minimalist aesthetics with a profile that protrudes away from the frame.

    Sheerline Classic Flush Contemporary


    For the sleekest, most minimalist visual appeal, you can offer the flush contemporary system from Sheerline. Making the most of the ultra slim and ultra secure composition, the flush profile offers excellent modern aesthetics for homeowners in new builds. This is coupled with an industry leading window performance.

    Slimline Aluminium Windows

    Stunning aluminium windows supplied by GJB to installers across the country

    GJB supply slimline aluminium windows, particularly the Sheerline Classic model, to installers up and down the country. As a leading authority on the supply of windows and doors, we appreciate that the Sheerline Classic is a best slimline system. It provides a well rounded set of benefits, combining visual appeal with all round performance levels.

    When you install these windows supplied by GJB, your customers can enjoy slimline aluminium windows that are thermally efficient, weatherproof and capable of withstanding the test of time. All the while, their versatile customisation options mean there’s a Sheerline Classic for everyone. Modern and traditional properties alike can benefit from the fitting of these systems.

    The Sheerline Classic slimline aluminium windows also offers outstanding benefits for the installer. As a beadless window, there is no glazing to be done on-site. You’ll never scratch the window profile or have the wrong size glazing arrive. You can instead complete efficient and slick installations, making your local homeowners happier. You can complete projects in less time than with other windows.

    If you’re interested in adding these aluminium windows to your product range, then become a registered GJB customer today. You can also contact us directly if you have any questions about these or our Prestige systems.

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    Window and door range that exceeds Building Regulations

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    Find out more about our products

    Head Office

    21 Totman Crescent, Brook Road Industrial Est.,
    Rayleigh, Essex, SS6 7UY

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    6, 21 & 23 Totman Crescent, Brook Road Industrial Est.,
    Rayleigh, Essex, SS6 7UY

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