New Rocks Inc. - Our 4-inch Hydraulic-Pressed Concrete Hollow Blocks (CHB) is designed specifically for durability and cost-effectiveness. - It features thicker shells and webs to cost you less on mortar fillings. -
4” Hollow Block - Lian Wang Trading Pte Ltd.
Hollow Concrete Block - Bekstone
Types of Concrete Blocks Used in Construction | BigRentz