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High Performance Aluminium French Doors

Connaught Windows manufacture trade supply only French doors to tradesmen throughout the south coast. We work with a number of installation partners throughout the UK, sign up as a Connaught Windows installer and choose us as your number one supply for aluminium and uPVC products. Our aluminium French doors offer a high performance, updated alternative to the classic uPVC design. Although modern and sleek in their appearance, they still maintain the characteristic charm of traditional French doors. You’ll be able to offer a modern flair to any home that still captures the cultured appeal of this European design.

Our residential and light commercial double doors can open in or out and has a standard frame threshold or low mobility threshold option. The master door has a lever/lever handle with hook locks and the slave door can be opened with thumb bolts top and bottom or by double handles. The locks and overall doors have been heavily tested to pass PAS 24 requirementsGet in touch with a member of our team to find out our full range of options.

Features & Benefits

Frame Options

The Alitherm 400 door is available in a square or flush frame and has two threshold options. The standard aluminium frame threshold is 61mm high, and the low threshold option is 11mm high on the standard door and 15mm high on the flush door.

There is an option for a midrail which is 116mm wide and is suitable for a letterbox.  The profile depth is 70mm.

Hardware Options

Our stylish lever/lever handles are available in white, gold, satin silver, chrome and black.  We also offer a black antique swan neck handle. Butt hinges are fitted as standard and are available in white, black and satin silver.

The standard security lock we use has hooks, compression points and a centre latch and deadbolt with an option to add additional shoot bolts. The standard key cylinder can also be changed to thumb turn cylinders, which are available in nickel.


We offer a range of security specifications and options. Our Alitherm 400 doors have been fully tested and certified to PAS24, which is not only suitable for new build and new extension projects, these doors will bring peace of mind to the most security conscious.


Choose from an extensive range of standard RAL colours to enhance the look of any type of property or make the look of your project that extra bit special and stand out. Choose from the Smarts Sensation, Cotswold & Alchemy ranges. Available in full colour or dual colour options.

Energy Rating

Our fully glazed doors achieve a B rating. The profile section is thermally broken, using a polyamide thermal barrier that enhances its thermal performance.


An extensive range of accessories is available to complete your door installation requirements. These include 85mm, 135mm, 150mm, 190mm and 225mm cills, 20mm or 35mm frame extension. With an 18mm or 25mm joiner and a flush joiner option for the Flush system, along with a 90°corner post and variable angle bay assembly, joining frames together couldn’t be easier.

Trickle vents can be fitted in a 35mm frame extension, with a color-matched trickle vents option for standard RAL colours. Choose from our large selection of Smarts Aluminum decorative door panels to complete the look.

Thermally Efficient

All of our aluminium French doors are fitted with a high performance polyamide bridge, which allows them to outclass aluminium doors of old. With this feature in place, our aluminium French doors are able to achieve a modern standard of thermal efficiency, keeping the warmth in the home for a longer period of time. In turn, this means that your customers could find themselves saving money on their heating costs.

traditional victorian home with modern aluminium French doors and windows

Highly Secure

Although aluminium is known for being a sleek and stylish material, it can still uphold an outstanding level of security. This inherent standard is enhanced further with high performance, multi-point locking systems which work to engage at multiple points of the frame. These locks are expertly integrated into the frame to ensure they can’t be used as a leverage point.

Open black aluminium French doors that are part of a larget grey conservatory

Professional Service

We know that you want to offer a new addition to your customers as soon as possible, without compromising on quality. This is why we offer a service that offers just this. We have been able to refine our manufacturing process over the years to ensure it offers maximum quality with minimal hassle, allowing you to install a new aluminium French door sooner and easier.

Brick home with a conservatory extension with white aluminium French doors to a back garden

Colour Options

Smart Sensations Colours

View our range of stunning & aluminium window colours & finished, all designed to offer your customers a flawless finish.

View Aluminium Colour Options

Aluminium French Door Prices

Get a trade only quote today for our French doors. Each of our products is built to provide excellent thermal efficiency, security, and to last for years without any tough maintenance. Learn more by calling us at 01202 525212, or fill out our online contact page and we'll get back to you as soon as possible.

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