H+H’s Celcon Blocks High Strength Grade are ideal where higher compressive strengths are required such as in the foundations and lower storeys of three storey buildings, piers under high vertical loads and in multi-storey buildings.

Key features

  • Available in thicknesses from 100mm to 355mm
  • High Strength (7.3N/mm2 – identified with a black stripe on the block)
  • Super Strength Grade (8.7N/mm2 – identified with a red stripe on the block)
  • Third party accredited under BBA
  • Density - 730kg/m3