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Wouldn’t you prefer casement windows with EXTREME protection?

The EXTREME casement window range has been specifically developed to curb burglaries and thefts, with each window coming with 11 visible points, making it 3 times more secure than your standard casement window.

  • EXTREME enhanced security with centre VAULTBOLT and multi cam locking technology.
  • EXTREME enhanced durability with UNIQUE superglide gearbox ensures smooth operation.
  • EXTREME enhanced COMPRESSION and acoustics with interlocking hinge bolts and optimum weatherseals.

Herculean Hinge

Heavy duty, highly engineered hinges that provide increased load bearing. With anti-crowbar technology and sustained use for a lifetime.

Extreme Locking

Up to 9-point locking system and two high compression hinge bolts to create 360-degree solidity. Also available with enhanced security option designed to meet the requirements of the police-recognised Secured by Design initiative.

Extreme Frame

Highly engineered frames, that encompass 14 chambers (combined sash and frame) to provide supreme thermal performance. Maximum protection against twist and ageing so your windows will look and operate like new for longer.

Extreme Weather Seal

Dual density and high elasticity for twice the standard coverage. Long lasting airtight protection from the elements and added noise reduction.

Ultimate Glass

High performance next generation glass for superb energy efficiency. Ultra-clear outer pane and a super soft coat inner pane. Improved clarity for the perfect view.

Extreme Handles

Our Extreme Handles come in a range of colours to suit your home. Built to last with robust materials and quality finishes.

Be spoilt for choice with our exquisite colour range…

With literally hundreds of shades, textures, and wood effects to choose from, you certainly won’t be short of options with the Extreme collection. Finding a colour to match your property has never been so simple, whether you’re after emerging favourites or something more traditional. Traditional white UPVC will always have their place, but that doesn’t mean that you must always follow the crowd.

About our Envisage flush casement windows

A UPVC Envisage flush casement window delivers everything you could want in a contemporary casement window, such as supreme comfort and security, putting it in a class of its own.

Some of the features of an Envisage flush casement window can easily go unnoticed. Click the hotspots opposite to see what they are.

Envisage Flush Window

Envisage Locking

Featuring our robust shootbolt envisage locking system, you can rest assured you Envisage window will keep you home and family protected from the threat of break-ins.

Envisage Glass

Draughts and cold spots are a thing of the past. We’ve used smart design and high-performance next generation glass to guarantee your warmth and comfort. So, all you need to worry about is which style and colour to choose.

Envisage Frame

Appealing to the perfectionist in you, the perfectly balanced symmetrical panes make for a clean, flush and minimalist finish. Multiple astragal bars allow you to create a design that’s ideally suited for traditional properties.

Envisage Hinge

Easy-clean Friction Stay Hinges with smooth operation and anti-crowbar technology to prevent would-be intruders from accessing your home.

Envisage Handles

Whether you’re matching handles to a modern new-build or a traditional cottage property, you’ll find the Envisage hardware range is well positioned to meet even the most unique of needs.

Eclipse aluminium casement windows

An Eclipse aluminium casement window has so many selling-points, explaining why it has quickly become one of the most sought-after casement window designs on the market.

If you are not yet familiar with the Eclipse range, the hotspots will fill you in on its main features and attributes. Give them a click.

Eclipse Aluminim Windows

Eclipse Hinge

Our highly engineered hinge provides increased load bearing and features unique anti-crowbar technology, providing a lifetime of protection and reassurance. With 90 degree opening and Egress easy clean as standard, window maintenance has never been so simple.

Eclipse Glass

High performance, next generation glass offers excellent energy efficiency. With an ultra-clear outer pane, and a super soft coat inner pane as standard.

Eclipse Frame

A true declaration of style. Our low density, slimline frames are perfect for a clean, modern appearance, but are also built with the strength to withstand even the harshest of weather conditions.

Eclipse Locking

The sophisticated multi-point lock within the Envisage system ensures the window is fully secure when locked. Featuring our patented ‘Secure It’ mechanism, the window was tested over 30,000 times during the development stage.

Eclipse Weather Seal

Dual density and high elasticity for twice the coverage of standard windows. The Eclipse flush casement range boasts long lasting airtight protection from the elements and added noise reduction.

Life in bolder colours...

Be bold and beautiful! Rich, exuberant colour will breathe life into your new casement windows and make a huge difference to the appearance of your home. Whether you choose subtle, muted shades or stand-out statement colours, the 11-stage powder coating process will ensure your coloured finish remains true for the lifetime of the product.