Foundationcrete Extra®
High-Strength Foundation Concrete

Load-Bearing Concrete for Reinforced and Multi-Storey Foundations

Foundationcrete Extra® is an enhanced ready-mixed concrete designed by Holcim UK for foundations of two or more storeys or for any domestic or light commercial project where steel reinforcement is used. This load-bearing concrete is specifically formulated to be Class 2 sulphate resistant, making it highly suitable for aggressive ground conditions. Like its counterpart, it is ready to receive blocks and bricks within 24 hours, combining rapid construction with superior structural capability.

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benefits

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Reinforced & Load-Bearing

Designed for use with steel reinforcement and suitable for load-bearing foundations of two or more storeys.

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Sulphate Resistant

 Provides Class 2 sulphate resistance, making it ideal for aggressive ground conditions.

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Rapid Construction

Ensures blocks and bricks can be laid upon it within 24 hours, maintaining a fast project timeline.

Why FOUNDATIONCRETE EXTRA®

Foundationcrete Extra is a premium load-bearing product from Holcim UK and is the structurally assured choice for demanding foundation work. Its formulation is engineered to provide the necessary strength and chemical resistance for larger domestic and light commercial structures, ensuring full compliance with NHBC and Local Authority requirements. 

 

This product adheres to the highest Holcim manufacturing standards (QSRMC, ISO 9001, ISO 14001) and is manufactured from responsibly sourced materials. High workability is available on request to ease placement around reinforcement and in deep trenches, supported by Holcim's technical expertise.

Foundationcrete used in driveway application at new housing development
Foundationcrete used in driveway application at new housing development

Applications

Ideal for: 

  • Strip Foundation with Reinforcement: Essential for foundations where steel reinforcement is required (e.g., retaining walls, heavy load areas).
  • Two or More Storeys: Specifically designed for the foundations of larger, multi-storey houses and garages.
  • Blinding Layer: Can be used as a superior blinding layer where high performance is desired.
  • Aggressive Ground: Used in trenches with high sulphate content or other aggressive ground conditions.

specification

Specification Detail

Value

Product TypeFoundation Ready-Mixed Concrete (Reinforced)
Key UseFoundations of two or more storeys or with reinforcement
Block Laying TimeReady to lay blocks/bricks within 24 hours
Sulphate ResistanceClass 2 sulphate resistant
Load BearingYes
SectorsLight Domestic and Commercial
Manufacturing StandardMeets NHBC/Local Authority, QSRMC, BS EN 206:2013+A2:2021, and BS 8500-1:2023 and BS 8500-2:2023

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