uPVC Sash Windows
Sash windows not only enhance the warmth and security of your home but also beautifully preserve its timeless character.
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uPVC Sash Windows Windows You Can Trust
Sash windows not only enhance your home’s warmth and security but also beautifully maintain its historic charm and elegance.
Enjoy effortless operation with our innovative design, featuring concealed runners and springs for a perfectly balanced opening and closing mechanism that glides smoothly.
Covers standard Sash windows against manufacturing defects, ensuring long-term reliability and peace of mind.
Our FENSA certificate safeguards homeowners by vetting installers and ensuring adherence to high standards, energy efficiency, and building regulations. Trust in our commitment to quality
About Our Windows
Sash windows are the perfect solution to keep your home warm and secure while enhancing its timeless charm. Our double-glazed sash windows, available in durable uPVC, are custom-made to your specifications and feature an impressive A or A+ energy rating as standard. Transform the appearance of your new windows with a wide range of colours, finishes, handles, and glazing options. Add a touch of elegance with decorative Georgian or Victorian bars to truly capture that heritage feel. Upgrade your home with style and comfort today!
Our Windows
Find your style in our uPVC Sash Windows collection
Our uPVC sash windows are designed to enhance any home, offering a classic yet modern solution that blends style, security, and energy efficiency. Available in a variety of designs and finishes, they add charm and functionality to both traditional and contemporary properties. Seeking inspiration? Explore our gallery below. If you have any questions, our team is here to help you select – or design – the perfect uPVC sash windows for your home.
Our accreditations and licenses
Click on each logo for more information.
This is the only Government-endorsed quality scheme for work in or around your home. Trustmark requires strict vetting procedures, including checking our customer contracts, internal documents like survey sheets, accounting practices, and even our invoices.
FENSA aims to professionalise installers and protect homeowners. It vets installers and conducts regular assessments to ensure high standards, energy efficiency, and compliance with building regulations and local council registrations.
Certifies products made from start to finish in a British factory by British craftspeople.
GGF has been a key Trade Federation since 1977, recognised by 8,000 members. We leverage the GGF to enhance our customers’ experience throughout the process.
Installsure covers any outstanding issues or warranties if we go out of business. Thus, you can have peace of mind knowing that your warranty remains valid and support is available, even in the worst-case scenario.
The UKCA (UK Conformity Assessed) mark is a product marking that indicates that a product complies with UK legislation and is intended for sale in Great Britain (England, Scotland, and Wales).
The national standards body of the United Kingdom sets standards for products and services and provides certification and testing services. BSI was founded in London in 1901 as the Engineering Standards Committee
The Secured By Design is the official police security initiative that works to improve the security of buildings and their immediate surroundings to provide a safe place to shop. Products that have this accreditation are recognised standards for all security products that can deter and reduce crime.
Frequently Asked Questions About uPVC Windows
A: It is not possible to double glaze existing single glazed sash windows. You can upgrade your existing single glazed sliding sash windows to Anglian double glazed sash windows. If you are looking to increase your window energy performance and are looking for a more affordable way to do so, then secondary glazing is a good option. Secondary glazing fits behind your existing sash windows, providing extra warmth and sound insulation.
A: The best way to insulate sash windows is with cost-effective secondary glazing. However, if your windows have seen better days and are draughty, it might be time to consider new double glazed A-rated uPVC sash windows to improve your window energy performance.
A: To measure up for replacement sash windows, you need to measure the sash window width and height, as well as the box frame width and height (the size of the hole in which the window is set). Our sliding sash windows are custom made to fir your home, contact us to book a free remote quotation today.
A: Yes, the best way to soundproof sash windows is with secondary glazing. However, brand new windows with a higher energy rating tend to also be a significant upgrade from single glazed sliding sash windows for reducing noise. If you’re not sure which option is right for you, please talk to our team and we’ll be happy to explain the differences and benefits.