Kingsbourne Windows & Doors

uPVC Flush Sash Window Quote

Design your perfect windows and get a tailored uPVC window price in moments

uPVC Flush Sash Windows

uPVC flush sash windows are an exceptional way to bring a traditional charm to your home, comprising of a window design that has been inspired by traditional timber joinery. This means that the frame and the sash sit flush when the windows are closed, offering a beautiful finish.

All of our flush sash windows are manufactured using the market-leading uPVC profile from Liniar. This profile is 100% recyclable and 100% lead-free, achieving unrivaled standards of thermal efficiency, security, performance and appearance.

These windows are perfectly suited to all property types, offering homeowners the opportunity to enhance their home with an appearance that has been loved for generations. It doesn’t matter if your home is modern or traditional, we can help.

Features & Benefits

Outclassing their timber counterparts, our flush sash windows achieve an 'A+12' Window Energy Rating level of thermal efficiency, allowing you to benefit from 21st century standards.

Unlike traditional timber joinery, our uPVC flush sash windows will require minimal upkeep to ensure their performance and appearance are maintained. They won’t rot or warp over time, even after exposure to the elements.

Manufactured by craftsman, all of our uPVC flush sash windows feature a hand finished design. We are proud to offer products that are meticulously checked and completed, meaning you’ll be able to benefit from the very best.

Featuring an inherently secure uPVC profile that is enhanced with high security, multi-point locking mechanisms, our flush sash windows guarantee peace of mind. These windows will hold off even the most determined intruder.

High performance weather seals are installed into all of our flush sash windows to ensure draughts and water ingress are prevented. You’ll be able to enjoy a home that remains comfortable throughout the year.

As these windows emulate the appearance of traditional timber joinery, no part of the window frame will protrude from your home when the windows are closed. These windows are a stylish, classy option for your property.

Flush Sash Windows Harpenden

Tailor Your Flush Sash Windows to Suit You

Capture your perfect flush sash window appearance by choosing from our comprehensive range of handles, hinges, colours, glazing options and hardware choices. You’ll be able to tailor your new home improvements down to the detail.

All options we offer sit in line with our usual market-leading standards, allowing you to enjoy the peace of mind that comes with knowing the quality of your windows is guaranteed to be consistent across the board.

We finish all of our colours with a highly durable finish that ensures they maintain their richness and fullness over many years. They won’t flake or discolour over time to offer you a flush sash window design that is set to offer quality that lasts.

Outstanding Flush Sash Windows Design

All of our uPVC flush sash windows are designed to allow you to enjoy a home that remains warm, safe and comfortable throughout the year. They are sure to be a worthwhile investment for your property, proving to satisfy time and time again.

We also use the world-class locking systems from Yale into all of our flush sash window designs, which are accompanied by a comprehensive 10 year hardware guarantee for your peace of mind. This locking system is also fitted with a £1,000 lifetime security guarantee for repairs, replacements, and home insurance excess.

The standard of window we offer operates in full compliance with Secured by Design, PAS24:2012 and BS EN ISO 9001:2008 standards. This means they have been tried and tested by independent governing bodies for their quality and security performance.

Expertly Installed Flush Sash Windows

Our professional installation service revolves around the respect for your home and your property, allowing you to enjoy a home improvement service that excels in reliability and efficiency. We’ll work with you to ensure you are happy.

This also means that your flush sash windows are guaranteed to meet the standards that they are designed to do. You won’t have to worry about badly fitted windows compromising the comfort and security of your property.

We have a wealth of experience in installing our high quality flush sash windows into a wide range of property styles, including period, traditional, heritage and new builds. This means that you won’t have to worry about your home being unsuitable.

uPVC Flush Sash Window Colour Options
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White Flush Sash Window
Cream Flush Sash Window
Chartwell Green Flush Sash Window
Anthracite Grey
Black Flush Sash Window
Irish Oak Flush Sash Window
English oak Flush Sash Window
Golden Oak Flush Sash Window
Mahogany Flush Sash Window
Rosewood Flush Sash Window
White
Cream
Chartwell Green
Anthracite Grey
Black
Irish Oak Flush Sash Window
Irish Oak
English oak Flush Sash Window
English Oak
Golden Oak Flush Sash Window
Golden Oak
Mahogany Flush Sash Window
Mahogany
Rosewood Flush Sash Window
Rosewood
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Liniar Multi Chambered Profile

Multiple Chambers

The Liniar profile features intelligently designed chambers that work to trap in pockets of warm air. This is made possible by breaking up mini-convection currents to ensure your home remains comfortable.

Internal Structures

Internal Structures

To secure an inherent degree of impressive robustness and rigidity, all Liniar profiles feature high performance internal structures to increase the degree of security that they offer for your peace of mind.

Unique Gaskets

Unique Gaskets

High performance weather seal gaskets are installed to ensure your home remains draught and water-ingress free. These gaskets feature a double action 'bubble' design to ensure a tight seal is always maintained.

Manufactured in the UK

Premium Materials Manufactured in the UK

All Liniar profiles are manufactured using premium grade uPVC, allowing them to achieve an outstanding level of structural integrity. This means that they achieve an impressive lifespan, even after extensive use.

Drainage Contours

Drainage Contours

Specially designed drainage contours are integrated into the profile design to maximise natural drainage. This ensures any moisture-build up is prevented and your home remains fully protected from the elements.

Low Maintenance

Low Maintenance

Due to the inherent qualities of uPVC, all Liniar products require very minimal upkeep to maintain their outstanding appearance. This means that they will offer an 'as new' appearance even after exposure to the elements.

uPVC Flush Sash Windows Prices

Our online quoting engine is a quick and easy way to get a highly competitive flush sash window price. Simply follow the step by step process and you’ll have a flush sash window quote tailored to you in no time at all.

You can also get in touch with us via our online contact form should you have any questions regarding our flush sash windows or other services. A member of our team will be on hand to help you as soon as possible.

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Start Your Flush Sash Window Quote

uPVC Flush Sash Windows Brochure


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