uPVC sliding sash windows full of character for homes in Bristol, Weston-super-Mare and across the South West

Our timeless sliding sash window range has energy efficiency ingrained within their design. Retaining their original charm, our vertical slider replacement windows dramatically maintain and conserve energy within homes and businesses across North Somerset and the South West; so much so, they can considerably reduce heating bills too. This is ideal for homeowners looking for windows in Bristol.

With energy efficiency firmly in mind, our charming sliding sash windows are capable of achieving energy ‘A’ ratings, complete with flush gaskets and weather-proof pile seals. Combined with some of the lowest U-values possible, our Aluplast vertical sliders will effectively preserve traditional aesthetics whilst seamlessly meeting the modern requirements of a 21st century home.

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Energy efficiency

High performance

Low maintenance

10 year guarantee

Customise your sliding sash windows with our great range of colours & finishes

Whether you’re looking to match your existing Bristol sash windows or create completely new ones, add a superb finishing touch with a choice of Classic White, Reno White, subtle Cream, eclectic Rosewood or traditional Irish Oak. Retaining and restoring traditional charm whilst complimenting modern property aesthetics, our vertical sliders provide South West homes with remarkable charisma and panache. We also have an extensive range of window Fab ‘n’ Fix hardware to choose from, including monkey tail, teardrop and connoisseur offset window handles to name but a few.

When it comes to ongoing maintenance, our sliding sash window range provide South West homeowners with the ultimate peace of mind. Virtually maintenance-free, our uPVC vertical sliders simply need an occasional wipe over; eliminating painting & varnishing, conveniently allowing your windows to make a statement for many years to come. Furthermore, authentic decorative options include the choice of Georgian bars, ovolo detailing, deep bottom railings that gives the credibility of a timber box sash and finishing touches such as sash horns, tilt buttons, lift hooks, sash locks and ring pulls.

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Popular colours

More available upon request. Colours may vary across devices. Please request a colour swatch for an accurate representation.

Cream

Cream

Irish Oak

Irish Oak

Chartwell Green

Chartwell Green

Rosewood

Rosewood

Dark Red

Dark Red

Agate Grey

Agate Grey

Hazy Grey

Hazy Grey

Anthracite Grey Grained

Anthracite Grey Grained

Anthracite Grey Smooth

Anthracite Grey Smooth

Black Brown

Black Brown

Features and benefits of our sliding sash windows

  • Timeless Design: Our uPVC sliding sash windows combine classic aesthetics with modern technology.
  • Energy Efficiency: Enjoy improved insulation and reduced drafts, leading to energy savings and enhanced comfort.
  • Smooth Operation: These windows glide effortlessly, making them easy to open and close.
  • Security: Multi-point locking systems ensure the safety of your home and loved ones.
  • Low Maintenance: Designed with easy-to-clean materials, these windows require minimal upkeep.
  • Noise Reduction: Experience quieter interiors with our soundproof glazing options.
  • Customisation: Choose from a variety of finishes and accessories to match your unique style.
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    uPVC vertical sliding window close up
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  • Glazing
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    Glazing

    Glazing

    Whether you’re looking for extra privacy, a textured effect to match existing windows/doors, additional acoustic insulation or self-cleaning/solar control glazing, our premium range of textured, etched and technologically advanced glass suits both modern and more traditional homes across the South West.

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    Charcoal

    Charcoal

    Taffeta

    Taffeta

    Pelerine

    Pelerine

    Stippolyte

    Stippolyte

    Minster

    Minster

    Oak

    Oak

    Florielle

    Florielle

    Mayflower

    Mayflower

    Everglade

    Everglade

    Contora

    Contora

    Digital

    Digital

    Chantilly

    Chantilly

    Security

    Security

    When you choose windows from Seal-Lite, your comfort and security come first above all else – more often than not, security is the main reason windows need to be replaced. Made to measure, our vertical slider window locking mechanisms are exceptionally user-friendly & secure. This provides homeowners across the South West with complete peace of mind that their home is in safe hands; whatever life throws at them.

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    Close up of vertical sliding window locks

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      Excellent aftercare service and on-site service engineer for complete peace of mind

      Always striving to look after our customers wherever possible, we are extremely proud of the high standards of craftsmanship, fabrication, installation and aftercare services that our highly skilled team continue to excel at delivering. Our excellent aftersales service and on-site service engineer proactively deal with any issues that occasionally occur with our products directly - no job is too small for our service engineer!

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      Seal-Lite Showroom

      Visit our showroom

      It’s important for homeowners and businesses alike to actually see the quality of our products up close. So, why not come and see the products for yourself?

      Home under construction

      New build projects

      With an outstanding range of uPVC and aluminium products supplied directly to our trade customers, we are highly experienced in working alongside architects and contractors on new build projects.

      Trade installaters

      Trade supply

      As well as serving the local community, we have many established connections with various different trade customers across the South West who value the high-quality products that we produce.