The Celcon Block High Strength Grade Block is a high-quality construction material designed for longevity and resistance. Measuring 440 x 215 x 100mm, this block is ideal for a wide range of building projects, including structural and inner leaf walling. The Celcon Block offers superior strength, excellent thermal insulation, and sound reduction properties. Its lightweight nature allows for easy handling and transportation. With its high-compressive strength, the block is durable enough to withstand extreme conditions.