AliDeck Low Joist for Aluminium Metal Decking

The AliDeck Low Joist is an integral part of the AliDeck System and is our low-profile joist option, designed to act as both a support post and a large-spanning joist.

Compatible with all AliDeck decking boards and fully compliant with fire regulations, achieving A1 following independent fire safety tests. The Low Joist is ideal for use on concrete balconies and terrace areas that require adjustable or low build-up heights.

  • Fire Resistance: A1 and A2fl-s1

  • Span: up to 1200mm

  • Dimensions: 80mm x 50mm

  • Weight: 3.11kg per linear metre

  • Standard Stock Lengths: 6m

  • Coating Thickness: 60-80 microns

  • Warranty: 30 years

  • Life Expectancy: 60 years

  • Colours: Full Range

AliDeck non-combustible aluminium metal decking Low Joist for balcony, terrace and walkway projects

Aluminium joists are far superior than timber or steel joists as they will not rot or rust; aluminium is naturally resistant to corrosion. Aluminium is also non-combustible, making it the only viable option when used in areas that require fire-resistant materials only.

The AliDeck Low Joist can be used with any AliDeck System Decking Board and is fully compatible with all of our Pedestal solutions.

  • Benefits include:

    • Increased span capabilities against timber or composite
    • Increased spans by over 200%
    • All aluminium
    • Quick and easy to install
    • Low maintenance
    • Recyclable
    • Stable in all weather conditions
AliDeck aluminium metal decking Low Joist assembly diagram
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AliDeck Low Joist Deflection Test Result

 AliDeck Joist Point Load Applied Span Tested Max. Deflection @ L/360 Achieved Deflection
Low Joist 1.4kN 1200mm 3.3mm 2.06mm

AliDeck Low Joist On Side Deflection Test Result

 AliDeck Joist Point Load Applied Span Tested Max. Deflection @ L/360 Achieved Deflection
Low Joist On Side 1.4kN 1500mm 4.7mm 1.88mm
AliDeck Junior Flat Board Low Joist and Pedestal Bracket Full System

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