Stylish uPVC French Casement Windows

  • Revolutionary Multi-Chambered Profile
  • High Performance Double Action Gaskets
  • 100% Lead Free & Environmentally Friendly
  • UK Manufactured
  • A+ Energy Rated
  • Yale High Security Locks
  • 10 Year Guarantee
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French Casement Windows Polegate

For quality French casement windows in East Sussex choose Windows Xpress. Our British manufactured Liniar French casement windows are made using the latest uPVC materials and glazing technology, resulting in a flawless design.

An exceptional design combined with a high security system by Yale, makes our Liniar French Casement windows superior to any previous design.Their advanced uPVC materials also mean they are easily maintained, making them a great investment for your home.

Features & Benefits

Completely tailored to you, our French casement windows are specified to your requirements.  Our French casement windows will enhance the appearance of any property with ultra slim sightlines and clean, modern aesthetics. With a wide array of colour options, glazing and finishes, these windows are sure to blend beautifully with your home.

French Casement Windows Polegate

Energy Efficient Profile

Liniar’s revolutionary multi-chambered profile offers high levels of efficiency. Our French casement windows offer superior heat retention and are capable of achieving an energy rating of A+12 – the highest possible window rating.

French Casement Windows East Sussex


When you choose our French casement windows you benefit from a state of the art window system. Our French casement windows have been expertly engineered so that they are 100% lead free and fully recyclable. Meeting EU and UK legislation ahead of time, Liniar’s French casement windows are truly ground-breaking.

French Casement Windows

10 Year Guarantee

Our French casement windows are guaranteed for a minimum of 10 years from the date of installation.  You can buy with confidence knowing that your windows are guaranteed not to warp, split or discolour.

French Casement Windows

Low Maintenance

Extremely low maintenance, the option of an easy-clean hinge makes our French casement windows a superb option for those with a busy lifestyle. The easy to clean hinges allow access to both faces of your French casement window which is particularly effective in a high rise property or upstairs window.

French Casement Window

Emergency Exit

Perfect for narrow openings that function as a fire exit, our French casement windows are compliant with Part B of building regulations. Our uPVC French casement windows open wide, allowing easy access in case of an emergency such as a fire. Many home owners install these windows in hard to reach places within their home as a result of their safety benefits.

French Casement Windows

Secure Ventilation

Our French casement windows can open independently from the slave sash, providing variable ventilation. This controlled ventilation device allows both vents to be opened fully as well as independently. Our uPVC French casement windows allow you to benefit from secure ventilation whilst allowing fresh air to circulate your home.

Colours & Finishes

Choose from a wide range of French casement window options. We offer a diverse colour range which includes colours such as White, Cream and Irish Oak. Whether you are looking for classic or contemporary finishes, we have the right solution for you. For those after a more luxury finish, we also offer a bespoke range of colours such as Chartwell Green and Grey.

French Casement Window Cost

We can provide you with instant French casement window prices in East Sussex. Use our online pricing engine to calculate a unique window cost. Our window price calculator is extremely easy to use and is absolutely free. Choose from a selection of style and colour options as well as security locks. See our French casement window prices.