Flush Casement Windows

  • Liniar's unique flush sash design, creating a clean, classic finish
  • Carefully crafted using authentic joinery techniques
  • Slim sightlines to allow larger glazed areas and more light
  • Complete range of accessories, including traditional and modern options
  • Child restrictor upgrade available for your customers on request
  • Easy, simple service with Garden of Eden’s seamless process

Features & Benefits

Flush Sash Windows
A+ Thermal Efficiency
Our flush casement windows achieve a fantastic A+ Window Energy Rating as standard. As a result, your customers are getting windows that retain the maximum amount of heat during the winter months.
Flush Sash Windows
Glazing Options
28mm as standard, your customers can choose from either double or triple glazing with their flush casement windows. Both options offer fantastic thermal efficiency and noise reduction as standard.
Flush Sash Windows
Range of Colours
Our flush casement windows can be installed with one of a range of topcoats. In addition to woodgrain foils and the standard white option, there are also a plethora of RAL colour options available on request.
Flush Sash Windows
Timber Replica
Through authentic joinery techniques, uPVC flush casement windows operate as excellent timber replica options. They are a cost effective way for your customers to renovate older properties in your area.
Secure Hardware
By working with Liniar, our flush casement windows come with highly robust hardware as standard. This means that they can withstand heavy repeated use, extreme weather and attempts at forced entry.
Long Lasting
Our uPVC is an incredibly durable and long lasting material. It will continue to perform for years after timber has began to rot. Our flush casement windows are a fantastic alternative offering to wooden frames.

Request a Free Quote

Get in touch to see how our competitive prices can help you with your next project!

Innovative Liniar Profile

Weather Gaskets
Quality weather gaskets prevent water ingress and draughts from reducing a property’s comfort and efficiency.
Lead Free Design
Our flush casement windows are completely lead free, meaning there is none in the profile or the manufacturing process.
Trickle Vents
In the unlikely event that water gets into the profile, trickle vents filter it away, preventing damp and rotting.
British Made
Our flush casement windows are designed and made in the UK. Doing so gives us better control over their quality.
Thermal Chambers
Internal thermal chambers fitted within Liniar windows allows them to act as their own insulating barrier during winter.
Low Maintenance
By using uPVC, our flush casement windows are very low maintenance, which will appeal to your local homeowners.


We are proud to offer a stunning variety of colours for you to choose from. Our products are hand finished and meticulously checked to ensure the coating is in perfect condition. Impress your customers with a dazzling array of choice and a flawless finish.
For more information about our colours, please don't hesitate to get in touch.

Irish Oak
Black Brown
Sheffield Oak Concrete
Sheffield Oak Alpine
Turner Oak Malt
Grey 7012
Grey 7015
Grey 7016
Grey 7155
Golden Oak
Gale Grey Finesse
Dark Red
Dark Green
Cedar Wood
Chartwell Green
Grey 7038

Handle Options

Black - Offset
Chrome - Offset
Gold Chrome - Offset
Satin Chrome - Offset
White (Black Button) - Offset
White (White Button) - Offset
Download Composition

Looking for more technical information?

If you need any more information about our range of products, simply visit our downloads page. You’ll be able to find technical specifications about many of the things we offer, all helpfully stored in one place.

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Glazing Options

Charcoal Sticks

Easy Flush Casement Window Supply

We offer a simple and straightforward supply service for uPVC flush casement windows. Once ordered, you can collect your products in person or can opt to have them delivered to your business. We cover a broader area than most trade suppliers, delivering our products in person to any installer within a 150-mile radius of our base in Swindon. It’s easy and simple when you choose Garden of Eden.

Always In Stock

Choose Garden of Eden to receive unmatched lead times on Liniar products. We stock almost every size and style of flush casement window here at our factory. Doing so means you can get all your products on quick turnarounds, even when your customers request products in less in-demand colours or sizes. Completing installations quicker and more efficiently has been proven to correlate with happier customers.

Experienced Window Suppliers

With a product as high quality as flush casement windows, you want to work with a supplier who’s skilled in their field. We bring decades of experience to the manufacturing of every window we supply. Our heightened level of expertise means we are more than comfortable working with a more complicated product such as flush casement windows. You can place your full trust in Garden of Eden.

Certified Flush Casement Windows

By working with Liniar, we can offer your customers flush casement windows that adhere to the latest regulations. Approved by PAS24, you can rely on our flush fitting frames for the best performance. They are also certified by the Secured by Design scheme, approving the standard of safety they offer your customers. You are offering them the very best when you choose our trade supply services.


Get In Touch

Start benefiting from our excellent trade supply services today by contacting the Garden of Eden team. Leave your details on our online contact form or ring us directly on 01793 530 808. A member of our friendly team will be happy to help you. We can discuss the needs of your project in more detail and provide accurate estimated prices for our uPVC flush casement windows at the same time. We look forward to hearing from you soon!