12x8x16 Block

12″x8″x16″ hollow concrete masonry units (often called cinder block) meeting ASTM C-90, C-129, C-140, and C-55 (if applicable) specifications.

They provide excellent structural strength and are commonly used in a wide range of building applications, including load-bearing walls and foundations.

Uses: Masonry walls, retaining walls, buildings, bedding

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Nominal dimensions

  • 12″ deep

  • 8″ high

  • 16″ wide


Actual dimensions (height and width) are minus 3/8″ less to allow for mortar.

Unit weights:

  • Normal Weight: 52 lbs; >125 pcf

  • Light Weight: 43 lbs; 105-125 pcf

  • Extra Light Weight: 35 lbs;  <105 pcf


Proudly made in the USA in Bladensburg, MD and Millsboro, DE. Material certifications.

78 blocks in a cube (pallet)
6531 Available at: Unvailable at: MD: Bladensburg (HQ)Change Store