Preventa Metal Adjustable Pedestals

Adjustable Steel Pedestals are simple to install and will provide the ideal support for the Raaft Fire-rated Terrace System, BRoof(t4) Fire Rated . These height-adjustable steel pedestals are designed for supporting Raaft Aluminium Joists in the external terrace support structure system. Engineered to support pavers and decking, reducing material, construction, and lifestyle costs.

These metal pedestals are made from zinc-coated steel and are available in a range of 16 adjustable heights. The flat base diameter ensures an even load distribution. Each pedestal's height is easily adjustable to suit the substrate conditions. An integral locking ring provides ultimate stability. The steel pedestals are non-combustible and corrosion-resistant.

The measurements below include the total height of the pedestal and connector clip.

Select a finish


Add to enquiry

You can only request 1 sample

Technical Support

Download Datasheet Download Technical Drawings (PDF) Download Technical Drawings (DWG)

To access this download please login or register.

Base Diameter 140mm
Composition Zinc-coated Steel

Suitable for:

  • Use with the entire Raaft Fire-Rated Terrace System for the ultimate non-combustible fully modular terrace 
  • Use with porcelain paving or fire rated decking 
  • Excellent load-bearing capability 


  • Non-combustible steel
  • Made from fire and corrosion-resistant zinc-coated steel
  • Easy to install 
  • Flat base diameter ensure an even load distribution 
  • Available in a range of 11 progressive height increments 
  • Easily removed and reused 

Pedestal Weight Loadings

SKU code Height range Weight per ped Weight capacity
341010 26-35mm 0.36 KGS 12 kN
341011 30-40mm 0.39 KGS 12 kN
341012 40-50mm 0.40 KGS 12 kN
341013 50-70mm 0.44 KGS 12 kN
341014 60-90mm 0.45 KGS 12 kN
341015 90-140mm 0.50 KGS 12 kN
341016 110-185mm 0.59 KGS 12 kN
341017 185-260mm 0.68 KGS 12 kN
341018 250-325mm 0.83 KGS 12 kN
341019 300-375mm 0.85 KGS 12 kN
341020 350-425mm 0.92 KGS 12 kN

Lower pedestals heights are available upon request. Contact our Specifications team to discuss your requirements.

NBS Spec

Your Enquiries 0