SUNFLEX aluminium bifold door

Aluminium bifold doors

Our SUNFLEX aluminium bifold doors add a special touch to every home design project. These exciting installations break down the boundaries between indoor and outdoor space for the ultimate enjoyment of your surroundings.

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Award winning

The SUNFLEX SF55s aluminium bifold door system was named 'Best Glazed Door' by Build it magazine.

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Ten-year warranty

You can rely on the high quality of the SUNFLEX products we install, and buy with confidence with a full ten year warranty* on our systems and workmanship.
*Exclusions apply, please contact us for full warranty policy.

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High security

IDSystems is proud to have received the coveted Secured by Design Award for bifold doors – with the systems achieving police-preferred specification for design and manufacture.

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Thermally efficient

Specifically designed to offer the best in thermal efficiency and extremely low U-Value, providing the lowest in CO2 emissions associated with reduced energy consumption and considerable savings in heating bills.

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Smooth operation

All SUNFLEX bifold doors are fitted with unique running carriages that mount to the door frame rather than the hinge.

Aluminium bifold door in a contemporary interior designed room

The SF55s and SF75 systems utilise the latest in thermal break technology, separating the internal and external faces of aluminium, providing excellent thermal properties. This enables SUNFLEX to manufacture some of the most advanced energy-efficient bifold door systems available.

Our range of SUNFLEX aluminium bifold doors provides a contemporary, modern look and a maintenance-free solution. With minimal sight lines, over 200 different colours, and single, double or triple glazing, this range will meet the demands of any project.

Our range of SUNFLEX aluminium bifold doors


Award-winning aluminium bifold door system packed full of unique features

The award-winning SUNFLEX SF55s sets the standard for the aluminium bifold door market and is amongst the most advanced aluminium bifold doors available, making it perfect for more complex configurations that include moveable corner posts or for extreme panel sizes.


Highly engineered, ultra-thermally efficient aluminium bifold doors

The SUNFLEX SF75 bifold doors have been specifically designed to provide the ultimate in thermal efficiency with an incredible low U-value from just 0.9W/m2K when triple glazed. The SF75 enjoys all the design features and benefits of the award-winning SF55s.

Technical specifications of our range Aluminium bifold door case studies

Get a quote for an aluminium bifold door

Please send us your details, along with measurements for the opening, and we'll get back to you with a quote.


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    SUNFLEX composite bifold doors


    Need a timber finish on the internal side of the doors? See our composite bifold doors