folding door manufacturers

Aluminium Bi-folding doors

Introducing the new, industry-leading Unifold HI bi-fold system. One of the most modern and innovative bi-fold doors on the market, combining both form and function

One of the UK’s premier aluminium bi-folding door systems , notable for its many extensive features, it stands out for its exceptional thermal efficiency, offering u-values as low as 0.9W/m2  when triple glazed and 1.4W/m2 for double-glazed options.

Manufacture and supply of Unifold HI bi-fold doors

One of the UK’s top aluminium systems, the Unifold HI bi-fold door is packed with features designed to maximise its retail appeal. 

We’re able to combine this with the ultimate in thermal performance achieving u-values of as low as 0.9 W/m²K  triple glazed and 1.4 W/m²K  double-glazed.

Why choose the Unifold HI bi-folding Door

Standard Colour Options

The system is available in any RAL colour on an extended lead time of 45 days. Please note a RAL surcharge will apply.

Available in 3 standard colours - 20 day lead time


Anthracite Grey


Dual colours - 20 day lead time

Anthracite Grey on White

Black on White

Technical Specifications

Frame Depth80 mm
Glazing Thickness28-44 mm
Glazing MethodInternally Beaded
GlazingDouble or Triple
FinishesSingle or Dual. All RAL Colours
U-ValueFrom 0.9 W/m2K
Air PermeabilityClass 4
Water TightnessClass E750
Wind ResistanceClass C3
Enhanced Security
Multi-Point LockingYes
Threshold Height
Standard46.5 mm
Low28.5 mm

Special Colour Options

The system is available in any RAL colour on an extended lead time of 45 days, giving your customers the flexibility to pick out the perfect shade to compliment their property.

24/7 online ordering

Want to find out more about our energy efficient window and door ranges?

Aluminium door and window system supplier

Our range includes the Unifold HI bi-folding door systems and the EdgeGLIDE+® Inline Sliding Door plus a range of AluK aluminium windows.

The UniFOLD HI Bi-folding Door is designed for efficiency, offering a modern square design, simple installation with pre-gasketed snap-in beads, and 110mm glass-to-glass sightlines. It offers glazing thickness of 28mm and 44mm, features an adjustable jamb for easy fitting, and provides PAS24 certified high security options.

The UniFOLD HI bi-fold door system offers a range of customisation options. Available in black, anthracite grey and white on a 20 day lead time. It’s also available in dual colours – anthracite grey on white and black on white (also on 20 day lead time).

In addition to this they are available in any RAL colour (extended lead time of 45 days) that will enhance the look of any property. This option allows customers the opportunity to select the ideal colour match for their projects.

Yes, the versatile design and customisable features of UniFOLD aluminium bi folding doors make them suitable for a wide variety of projects.

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