uPVC Sash & Case Windows

Supplied & Fitted Across Scotland

Expertly supplied & fitted uPVC sash & case windows across Scotland. Upgrade Your home with durable, energy efficient & secure sash windows made in Scotland.

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Sash & Case Windows by Clyde Windows

Your Benefits: uPVC Sash & Case Windows

With Clyde Windows & Construction

  • Free No Obligation Quotes & Expert Advice
  • Reducing external noise by up to 86%
  • Comfortable year-round while lowering your energy bills
  • PAS24 Security for top-level protection
  • Variety of styles, colours, and finishes
black sliding sash and case windows

From your local window installer

Sliding Sash Windows

Here at Clyde Windows & Construction Ltd, we pride ourselves on providing a service to the people, for the people. We will never charge for quotes, we will always give you our best price first, we will never pressure you into a sale, and we will always have your best interest at heart.

Our sliding sash windows are made with the kind of care and craftsmanship that can only be achieved with years of experience and the highest quality materials Scotland has to offer. As such, we work with some of the best hands that the industry has to offer, and we install your windows with premium quality resources, guaranteed to last for years to come.

Our fully fitted windows offer unparalleled energy efficiency and have been shown to reduce external noise by a soundproofing factor of up to 86%. Meaning that you get to enjoy peace and quiet – while saving money in the process!

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New sliding sash windows

Ready to take the next step in upgrading your windows? Contact us today or visit our free-to-use quoting engine to choose the exact product and style you’re after, and get a quote on your sliding sash window with us today.

From inquiry to installation, we’ll be with you every step of the way along the journey. Our track record speaks for itself, consistently surpassing the stringent standards set by the “Buy With Confidence” Scheme, as endorsed by our local authority and Trading Standards department since November 2012.

Delve into our gallery to witness firsthand examples of our impeccable workmanship, and peruse the glowing testimonials from our satisfied clientele.

Our dedication to excellence has earned us prestigious accolades, including the “Scottish Home Improvement Award” and the “AI Business Excellence Award” for “Best UPVC Windows and Conservatory Company.”

uPVC Sash & Case Windows Explained

Traditional Style, Modern Performance

Sash & case windows are a classic vertical sliding design, traditionally found throughout Scottish Victorian, Georgian, and period homes. While original sash windows were crafted from timber, modern sash & case windows are now manufactured from high-performance uPVC, offering the same timeless appearance with far superior efficiency, security, and low maintenance.

Features of a sash & case window:

  • Vertical Sliding: Two sashes glide smoothly up and down within a “case”.

  • Modern uPVC Style: Historically timber, today’s sash & case windows are made from durable uPVC.

  • Traditional look: Get you uPVC sash & case windows with a traditional wood optic.

Finance available for Sash & Case Windows

Spread the cost of your Sash & Case Windows

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The best price for you

Price Match Promise - Sash & Case Windows

We offer a Price Match Promise on like-for-like quotes from reputable competitors, so you get the best price without compromising on quality.

To request a match, visit our Price Match Promise page and upload the written quote you received. We'll review it and confirm whether it qualifies.

If you want to learn more on how we manage to get your the best price for your project you can read this section.

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uPVC Sash & Case FAQ

What you need to know about uPVC Sash & Case Windows

Yes! We offer uPVC Sash & Case windows with a realistic wood‑grain finish, giving you the classic look of timber windows but with all the benefits of modern uPVC. These windows are low maintenance, highly durable, energy efficient, and secure, making them ideal for period-style homes or anyone who loves the traditional timber appearance without the upkeep. You can choose from a range of popular wood‑effect colours to match your home’s style.

Yes. uPVC Sash & Case windows are significantly cheaper than timber versions. Timber windows cost more due to the price of materials and the skilled craftsmanship involved, while uPVC is more affordable to manufacture, install, and maintain. If you’re looking for a cost-effective option with traditional styling, uPVC is the better value overall.

Whether or not it’s a Sash & Case Windows, or any other style. We never charge for quotes or advice.

Almost all our windows are Manufactured by us in Scotland, To withstand the colder and tougher Scottish climate, we include the best possible (Low E) energy saving glazing as standard.

Though this matter is definitely one that you should bring up with the council, sliding sash windows are historically among the most successful across the window styles to be given permission for installation in a conservation area.

Yes, our double glazed windows come with a 10-Year Product Guarantee for lasting quality. They are highly weather-resistant and require minimal maintenance, so we are more than confident that your next sliding sash window will last years to come.

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