Concrete Block

£1.65 Inc Vat

100mm 7.3N Solid Dense Concrete Block

SKU: GRY60 Category: Tag:


A range of high strength concrete blocks, robust, load bearing units for use in either internal or external walls. 100mm 7.3N Solid Dense Concrete Blocks.

  • Available in solid and hollow format for ultimate versatility with a standard strength of 7.3N/mm²
  • High strength blocks up to 22.5 N/mm² are available subject to order to your specification.
  • Quality assured manufacture
  • For use internally and externally both above and below dpc


  • Internal or external walls
  • Walls above and below ground level/dpc
  • Use in beam and block flooring Standard – Suitable for locations where the surface will not be seen, ie plastered or rendered.

Thickness: 100mm
Mean Unit Strength: 7.3N/mm²
Density (kg/m³): 960
Weight: 14.1kg
Blocks/M²: 9.88
Sound Insulation: 43Rw dB
Thermal Conductivity: Internal 1.29W/mK – External 1.38W/mK
Water Vapour Diffusion Coefficient: 5/15
Moisture Movement: Less than 0.6mm/m
Reaction to Fire: A1 Classification to EN 13501-1
Bond Strength: 0.15N/mm²
Colour: Natural
Finish: Standard

Quality And Performance Standards : Certified to BS EN ISO 9001:2008 and BS EN ISO 14001 quality standards, and as part of Aggregate Industries, products are certified as coming from a Responsible Source, certified under BSI, BES571075 to the requirements of BES6001. This is of special relevance to schemes seeking high ratings under the Code for Sustainable Homes guidelines or BREEAM rated developments.

Additional information

Weight 18 kg
Dimensions 44 × 10 × 21.5 cm