webercem five star repair concrete

Five Star Repair Concrete from Saint-Gobain Weber

A preblended cementitious repair concrete which complies with the Highways England Specification for Highway Works white book Series 1700 Structural Concrete. 

Conformity testing to BS EN 1504-3 has confirmed that webercem five star repair concrete meets the requirements for a Class R4 repair product.




  • 25kg

About this product

webercem five star repair concrete is suitable for:

  • Replacement of concrete to beams and crossheads
  • Repair of car parks and buildings not subject to fire regulations
  • Coastal structural repairs and seawall reconstruction
  • Repairing concrete columns, beams, walls and soffits
  • For use under baseplates where thick sections are required to be grouted: 75 to 500mm

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Features and benefits

  • Permanent structural repair concrete
  • Contains non-reactive aggregates and a low soluble alkali cement content.
  • The repair concrete can be applied to a range of thicknesses, minimum 25 mm
  • Contains OPC & PFA to clause 1702, 5 mm non-reactive carboniferous limestone to clause 1704, microsilica and shrinkage compensating agents.
  • Rapid strength development 35mpa in 3 days thus reducing repair possession times
  • Dimensionally stable, forms an integral bond to existing concrete and restores structural integrity with proven durability
  • Economical repair
  • Variable application thickness providing flexibility of use
  • Free-flowing recasting repair concrete allowing formation of intricate falsework
  • Ideally suited in structural elements where reinforcement is congested
  • Shrinkage-compensated to avoid shrinkage cracks and enhance durability
  • Class 4 repair product meeting the requirements of BS EN 1504-3

Things to consider

  • Do not apply if frost is forecast within 24 hours of use
  • Do not apply in temperatures below 5°C or above 30°C
  • When stored unopened in a dry place at temperatures above 5°C, shelf life is 12 months from date of manufacture
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