All the 5-1/2 in. x 7-1/2 in. x 15-1/2 in. Standard Plain Concrete Blocks are manufactured to meet or exceed the CSA A165.1-04 of 15.0MPa. Durable, versatile and easy to work with, this concrete block is ideal for use in construction or above-grade masonry walls. The concrete block is stronger and safer than wood. It is a more effective sound barrier. It retains its value, yet is easy to maintain—and is environmentally friendly and each concrete block is uniform in shape and colour with no chips or breaks and comes in a natural look. Features Preventing heat loss which makes it energy-efficient High sound resistance Fireproof and preventing the spread of fire to adjacent dwellings Greatly reducing the chances of structural collapse Low cost to maintain Eliminating mold growth Specifications Size 6 in. x 8 in. x 16 in.