sliding and stacking patio door / folding / aluminum / double-glazed
SF45 I D Systems



  • Opening system:

    sliding and stacking, folding

  • Material:


  • Glazing:


  • Technical characteristics:



Non-thermally broken aluminium bifold doors - available with single or double glazing

Our SUNFLEX SF45 aluminium bifold doors are the ideal product for use as an internal room divider. Allowing open-plan spaces to be easily opened or closed, reducing sound transmission between rooms or combatting kitchen smells spreading around open plan areas. Bespoke panels can be made up to 1,100mm wide are fitted with a flush track for a seamless floor detail.

Key features

Narrow sight-lines just 115mm to maximise light.

Secured by Design award. Designed and installed to police preferred specification.

Triple gasket seal between doors for finger cushioning.

Full range of colour finishes and opening variations.

Easy and smooth operation.

Concealed ball-bearing running carriages running proud within track to prevent debris fouling the operation.

Handle and locking options.

Full installation service available.

Versatility in design

The aluminium bifold doors can be folded to the left or the right, and can be opened to the inside or outside. And may have panels all folding the same way or split with a number folding to each side. Whenever an odd configuration is used, one panel is able to open as a single door allowing access without opening more than one panel.