Aluna Window

Our luxury Aluna aluminium windows are designed for a wide range of applications, helping homes and commercial spaces unlock their full potential for natural light. With an elegant contemporary profile,everything you need.

The super slim sash delivers minimal sightlines for clearer views, reflecting the clean design found in slimline aluminium windows. PAS24 security, Part L compliance and excellent thermal performance are achieved when paired with energy efficient aluminium windows

Profile & Features

The Aluna window system is available in both flush casement and standard casement designs. With its elegant, super slim and contemporary profile, the Aluna window blends seamlessly with the wider Aluna range, allowing you to create a consistent whole-house look using high-quality aluminium windows that elevate any property.

Marine grade profile supplied as standard
Super slim sash provides minimal sightlines and maximised views
Fully PAS24 (2022) accredited for dependable security
Strong thermal performance exceeding Part L with a WER rating of A
Achieves 1.4 W/(m2K) when paired with suitable glazing

Versatile and easy to operate, Aluna windows can be finished in a wide selection of colours. A bespoke powder-coated option is also available, giving you the freedom to create the modern appearance often associated with slimline aluminium windows while tailoring each window to your project.

Glazing

We offer some of the highest-quality aluminium windows available, designed to bring the outdoors in and enhance every part of your home. The Aluna system allows glazing from both the inside and outside, making installation simple and hassle-free.

All Aluna window configurations can be finished with glazing options to suit any property. Choose from:

Double glazed
Triple glazed
Integral blinds
Heritage look astragal bars
Solid panel inserts

Colours

Aluna aluminium windows are available in any RAL colour to suit your design needs. They coordinate seamlessly with the full Aluna product range, with standard shades including Grey 7016 (Matte), Black 9005 (Matte), White 9016 (Gloss) and dual Grey/White options.

Cills & Configurations

Universal Aluminium Cills

Our universal aluminium cills are designed to integrate effortlessly with a wide range of door and window systems, including Aluna aluminium windows. Built to direct water away from brickwork, they also enhance the overall appearance of any installation with a clean, modern finish.

Stronger and more durable than PVC options, each aluminium cill features plastic push-in, colour-matched end caps for a neat and secure fit. Available in 90mm, 150mm, 190mm and 230mm sizes, they deliver lasting performance and complement sleek, slimline aluminium windows.

Configurations

Some of the most popular configurations achievable with the Aluna aluminium window system are listed below, though many more options are possible (see the configuration diagram). Designed for flexibility, the system works seamlessly alongside slimline aluminium windows, allowing a cohesive look across any property.

Can be used as a side light with openers and couples to our Aluna bifold doors.
Side-hung opener with fixed frame.
French casement with double side-hung openers.
Standard casement – top opener over fixed frame.
Crucifix 4-pane with two top openers over two fixed frames.

Technical Performance

●Versatile sizing up to 1500mm height and maximum widths of 1500mm (top hung) and 900mm (side hung)
●PAS24: 2022 compliant for security
●81mm depth flush casement system
●73mm depth standard casement system
●Energy efficiency rated U-values as low as 1.1 W/m²K and Door Energy Rated (DER) A to meet Part L requirements, ideal for energy efficient aluminium windows
●Glazing options 28–44mm, supporting double glazed aluminium windows
●Maximum sash weight 50kg (top hung) and 40kg (side hung)
●Air permeability Class 4 (600Pa) EN 1026:2000, EN 12207:1999
●Water tightness top hung Class E1500 (1500Pa) EN 1027:2000, EN 12208:1999
●Water tightness side hung Class 8A (450Pa) EN 1027:2000, EN 12208:1999
●Wind load resistance top hung Class CE 2400 (2400Pa:1/300) EN 12211:2000 EN 12210:1999
●Wind load resistance side hung Class C5 (2000Pa:1/300) EN 12211:2000 EN 12210:1999

Inspiration & Frequently Asked Questions

Aluna aluminium windows offer slimline aluminium windows with superb visibility, available as double glazed aluminium windows or triple glazed aluminium windows, including flush casement aluminium windows, delivering highly energy efficient aluminium windows for performance.
Yes! Aluna’s energy efficient aluminium windows deliver insulation performance as low as a 1.1 W/m²K U-value.
Simply visit the contact us page on our website to speak to us about purchasing the Aluna window system.
The Aluna window system comes in five standard colours, including White, Anthracite Grey and Black, along with two dual-colour options. For bespoke designs, any RAL colour can be specified on request, giving complete flexibility to match your aluminium windows to any project style.
Yes! Aluna windows are EN tested and PAS24:2022 compliant, providing reliable security and strong protection for homeowners seeking complete peace of mind.
Yes! Trickle vents can be added to our energy efficient aluminium windows, including slimline and double glazed options. For more details, contact our friendly team today.

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Aluna Window

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