Hollow concrete blocks are a type of precast building material made from cement, water, and aggregates. They have a hollow core, which can be used for insulation, as well as reducing the weight of the block, making them easier to handle and install. Hollow concrete blocks come in a variety of shapes and sizes, and… Continue reading What is Hollow Concrete Blocks? Different types of Hollow Concrete Blocks explain in details. Purpose of using Hollow Concrete Blocks.