Though there are plenty of concrete bricks options available out there not all of them turn out to be reliable and trustworthy in this regard. Hence, one needs to put in necessary time and attention to pick out the best one of the lot.
It needs to be understood that the concrete brick are termed loose as Concrete masonry units or concrete blocks that are in general in cement grey in colour. Concretes are manufactured in steel moulds by vibration and compacting and left to cure. It is also tested our 90mm Concrete Block to achieve 2 hours fire rating.