British designed and produced, Liniar PVCu windows have the style, design, performance and security. Above all, they’re of very high quality in materials, fit and finish.
A collection of quality PVCu windows also benefitting from being some of the slimmest on the market.
- Sculptured, Chamfered and Flush Sash options
- Certified to the latest security and performance standards
- Kitemarked quality windows
- Excellent energy efficiency
Design and Performance
Slimline PVCu windows
No more bulky PVCu windows thanks to the slim sash design. Liniar PVCu windows give neater lines, bigger glass and more light into your home

The ideal replacement window for your home
With a 70mm frame, Liniar PVCu windows are ideal for replacing your dated windows or to enhance your new extension. Multiple chambers, slimline profiles and a sleeker look with less visible material and more glass to enjoy.
The slim lines and design also achieve the class-leading low U-Values and window energy ratings.
Made to Measure
Custom-made quality windows exactly as you want them
Liniar PVCu windows come in multiple configurations and a choice of sculptured, chamfered and flush casement designs with a great range of colours, traditional or contemporary foiled finishes.

Choose your look, your colour and your handles
Choose the Chamfered frame for its flat and neat looking profile with clean looks. The benefit of this is enhancing the slim sightlines for more visible glass and less obvious frame. Ideal for traditional houses and modern new extensions.
The Sculptured frame offers a more rounded aesthetic and more suited to traditional tastes of if you’re looking to match other sculptured windows in your home. It’s also great for porches, conservatories and larger picture windows.
Specifications
High performance British made windows
All Liniar PVCu windows come tested to the stringent standards such as BS6375, Secured By Design and PAS24. They’re also Kitemarked.

Extensively tested for long term satisfaction
Every part of your new Liniar PVCu windows is engineered for long life with low maintenance. Virgin lead-free PVCu, advanced seals and strong construction.
Security is first class. Windows come tested to the latest security standards and can be made with six-point locking & twin bi-directional cams, which prevent jemmying. There are also optional anti-intrusion hinge holts protecting the window sides from attack. Internal beads and a fully welded frame give additional protection.

Quality, Energy Efficient PVCu windows with high specification.
At Aspire we work with you to provide your home with the most appropriate window to match the style of your property or your own wishes. No other window is as flexible and helps to create a new and improved look to your home. Best of all, the design and engineering that goes into Liniar windows makes them stand out with no obvious clue that they are even PVCu windows.
The colour choices available with Liniar PVCu windows give you classic or modern-looking frames thanks to gorgeous woodgrain colours or contemporary grey, black and other great shades.
For thermal efficiency, PVCu cannot be beaten. Liniar windows come with multi-chambered frames. They’re not only incredibly strong but don’t need steel or aluminium internal reinforcement. Weather performance is ensured with a unique double action gasket arrangement, bubble seals and smart engineering.
Best of all, a simple clean with warm soapy water is all that’s required to keep you new windows looking great for many years.