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Aluminium doors offering a modern look coupled with strength and durability

70mm Aluminium Bifold Doors

Products: FD72 | Q72
Thermally broken. Modern, strong and extremely durable.

The 70mm aluminium folding sliding door is our most popular system. It offers a modern look coupled with strength and durability

Minimum maintenance is required to keep its looks, and it is thermally broken to keep the cold out.

Approved Document Q, Security -Dwellings PAS 24:2016
(New Build compliant) [Product Q72]

Secured by Design [Product Q72]
 Security - tested to destruction in UKAS approved testing laboratories
 Customise with a choice of RAL colour, special finish and glazing options.
Child friendly finger safe gaskets  
Thermally broken system for greater thermal efficiency

Stock colours available in black (RAL 9005 matt), white (RAL 9016 satin) and grey (RAL 7016 matt). Bifold doors in these colours can be manufactured in five working days. You can also choose from hundreds of other colours to suit your taste.

  • Features
    • Thermally broken for greater thermal efficiency
    • Heavy-duty cleats for strength and durability
    • Hard wearing material & finish
    • Resistant to scratching & denting (1.75mm wall)
    • Any RAL or Dual colour option
    • Contemporary appearance
    • No condensation
    • Maintenance free, life expectancy of up to 25 years
    • Approved Document Q, Security-Dwellings PAS 24:2016*
      (New Build compliant) Selected configurations only, enquire for further details
  • 70mm Aluminium (FD72)
      tempered (triple glazed or laminated)
    Frame width:  60mm
    Frame thickness:  70mm
    Maximum opening width:  15000mm
    Maximum opening height:  4000mm
    Panel height range (min/max):  800mm - 3884mm
    Panel width range (min/max):   440mm - 1100mm
    Material:  Aluminium
    Standard colour:  White (RAL 9016)
    Optional colours:  Any RAL colour / dual colour
    U Value (W/m2k) complete unit:  1.42 - 1.83
    Guarantee (Product):  25 years
    Guarantee (Manufacturers):  10 years
    Aluminium thickness:   1.75mm
    Glass units, standard (optional):  28mm double glazed, low-E

  • FSD Bi-Fold Door Features As Standard

    Bi-Folding Door Corner Set

    Child Friendly Bi-Fold Doors
    Bi-Folding door set meets Bi-Folding window
       more videos
  • There are so many situations in which a bifold door can be a solution to improving your living space and the environment around you.
  • Break down those barriers by creating a wider opening and bring the outside, inside.
  • Internal or external corner configurations possible
  • Aluminium - ideal for larger openings and commercial properties
Telephone: 0345 64 64 646
Sales email:
Other enquiries:
The Folding Sliding Door Company is an ISO 9001 and (US) NAMI Quality Assured organisation with nationally recognised accreditations such as CE Compliancy and Document Q in the UK, and Florida Building Code and Dade County in the US.