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Aluminium Windows
Origin OW-70

Slick, sleek and styled for you, the Origin OW-70 slimline window is the finest aluminium window in showrooms and installed in homes across the UK today. Ready to suit your personalised interior design, make your windows match the wonders of your home.

20 Year guarantee, expert installation, energy efficient

Modern in the Making

Guaranteed to modernise your property, it is expertly designed to feature no overlapping external frames. From a new build property to townhouses and everything in between, it will surely add a touch of class to your home. As with all Origin windows, security is key – that’s why they are renowned for strength, durability and high quality. Tested through all the elements to ensure the best possible standard of window, the lock itself is ultra secure. Origin are confident that you won’t be disappointed, which is why an industry-leading guarantee of up to 20 years is provided.

Slimline in Style

Origin’s slimmest window to date, the OW-70 is built using premium-grade aluminium. It’s choice of style is outstanding with its 150 plus colours to choose from, it really is a window that’s designed just for you. From elegant and modern to unique and eye catching, each window is made bespoke for properties old and new. You can even pick out a handle that suits best. Each and every OW-70 comes with either a crank handle or inline handle in a colour of your choice. It’s ideal for spaces where it’s essential for you to maximise glass size and light in your property.

Impressive From First Installation

The slimline design of the system is durable, low maintenance and has an impressive thermal efficiency. It can reach a U-value of up to 1.2W/m2K, meeting current building regulations, and when chosen with a short leg it also achieves an A energy rating. Plus, you can bask in the knowledge that you have purchased a window that has been made using one of the most environmentally friendly metals on the market. Compared to popular materials like uPVC and timber, aluminium is an ecological choice and can be recycled infinitely.

Colour Options

Both the OW-70 and OW-80 can be manufactured in over 150 RAL shades, and our collection covers the wild, the wonderful and the classics. Therefore, from the subtle to the slightly outrageous, you can guarantee there will be a colour to suit every Origin Home. Further to this, most of these colours can then be specified to have a gloss, matt or satin finish, so you’re sure to find a colour scheme and finish to inspire.

Slimline in Size

At just 65mm wide, it’s the perfect choice for homeowners looking to make the most of natural light and overwhelming views. It comes as a casement, bay or fixed window in a variety of sizes and configurations that is built from scratch for your needs. There are some size and weight limitations to consider when investing in most windows. For the OW-70 these are:

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Origin OW-70 Aluminium Windows are available in the following dimensions:

Side Hung Max Width
Side Hung Max Height
Side Hung Max Glazed Sash Weight
Top Hung Max Width
Top Hung Max Height
Top Hung Max Weight


Rest assured – the handles of the Origin Premium Window have been given the same attention to detail as every other component, and are the perfect finishing touch to the elegantly designed window, mirroring its sophistication, functionality and security. Whether in a premium metallic or one of Origin’s industry-unique colour-coordinated options, you can be sure of a contemporary handle which offers the same faultless performance as from the window itself.

See Clearly With Crystal Clear Bristol

We are confident that you’ll enjoy the versatility and verified nature of the Origin OW-70 window. To receive a free quote or discuss what option is best for you, please contact our professional team.