ABC Concrete manufactures the complete line of OCTA-BLOC® interlocking concrete blocks, available in a variety of shapes and sizes.

OCTA-BLOC® products create strong, visually attractive retaining walls, barriers, landscapes and containment structures and feature a unique locking system compatible with most other concrete block systems on the market today, making it easy to add on to existing structures.


  • Retaining walls
  • Barriers
  • Landscaping
  • Containment structures


  • Locking system compatibility
  • Available in a variety of shapes and sizes
  • Cost effective

Block Dimensions PDF


Octa-Bloc shapes