Service Description Traditional block fencing is made up of individual blocks installed on a continuous foundation with steel rebar and grouted joints. It is time-consuming to build and without any added cosmetic additions, can be bland and unattractive. Additionally, with ground movement, block fence walls can crack and become less stable. Specifications - 600 x 400 x 200 with bolts & holes. 400 x 400 x 200 with bolts & holes. 600 x 400 x 400 with bolts & holes. 400 x 400 x 400 with bolts & holes.