minutepersquaremetre Voidcontent: 20-35%. Typicalcompressive strength: 10-20N/mm2 Flexuralstrength: 1.5-3N/mm2 6mmmix: Finalaestheticfinish 10mmmix: Groundstabilisation underneathblocks Asealer/hardenermaybeappliedtothesurface foraestheticpurposesandtopreventstaining. ...