New Article Release: Lightweight Concrete Block: Making a Strong Case for Energy-Efficient Buildings

“Lightweight Concrete Block: Making a Strong Case for Energy-Efficient Buildings” is featured in the August 2022 issue of Walls & Ceilings.

The earliest versions of concrete block, commonly known as cinder block—and referred to in specifier language as concrete masonry units—arrived onto the building scene over a century ago. CMU quickly gained a reputation as an economical building material that met many practical design needs. In 1923, the first lightweight concrete block was introduced. Its key ingredient (other than Portland cement) was an expanded shale, structural grade lightweight aggregate. Read article.