Profile: Plasmor Ltd. is a manufacturer of concrete blocks. Our ultra lightweight blocks are the lightweight load-bearing building blocks for housebuilding, extensions and renovations. Our dense aggregate blocks comprise a comprehensive range of strength, robust and load-bearing blocks in solid, hollow or cellular units. They are suitable for use in internal & external walls. We offer a wide range of concrete block products, including lightweight and dense aggregate, and ultra lightweight blocks for a multitude of applications.