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Fully adjustable, non-combustible Class A1 pedestal, designed for waterproof balconies, terraces and flat roofs, and complies fully with BS 8579.

Features and benefits:

  • Constructed from 2 mm-thick galvanized steel, specifically for exterior applications.
  • No plastic or rubber components.
  • Solid stem for high weight tolerance.
  • 1000 kg loading per pedestal.
  • Millimetre-precise height adjustment.
  • Bespoke headpieces for paving and decking.
  • Heights range from 30–258 mm.
  • Height can be adjusted when slabs or decking are in position using an adjustable spanner.
  • Pedestal sizes of 53 mm and above feature a limit switch on the stem to prevent the pedestals from unwinding completely.
  • 150 mm diameter base plate protects against point loading.
  • Circular base plate ensures adequate weight distribution and proper stability.
  • Drainage holes in base plate prevent water stagnation and rusting.
  • Fixing holes are located in the base plate for mechanical fixing if required.
  • Rounded profiles on base plate and headpiece - no sharp edges.
  • 15-year limited warranty.

General information
Specification data
Product Reference

Class A1 Fire Rated Decking Pedestal

Click-deck headpiece for holding a ledged-profile aluminium joist.

Class A1 Fire Rated Paving Pedestal

Lugged headpiece for paving slabs and ceramic tiles.


30–38 mm

38–46 mm

46–55 mm

53–67 mm

65–87 mm

85–115 mm

113–162 mm

160–258 mm

Standard product features

Head diameter:

120 mm.

Base plate diameter:

150 mm.

Stem diameter:

16 mm.

Weight tolerance:

1 tonne.

Maximum weight load:

2 tonnes.


  • Heat/ softening point: 465°C.
  • Cold/ brittle point: -50°C.

Fire rating (to EN 13501-1):

Class A1.

Product Options

Product reference:


- Decking Pedestal:

  • Material: Stainless steel.
  • Distance between lugs: 60 mm.
  • Connection type : Clip fastening to bespoke Wallbarn aluminium rail.
  • Coating: Powder coated - RAL 7016.

- Paving Pedestal:

  • Material: Electro-galvanized steel.
  • Lug thickness: 2 mm.
  • Lug height: 10 mm.

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