concrete blocks

Concrete blocks. Made of plastic. Come in pieces 63 mm high and 69 mm long. The pieces to snap together and you can make a wall of any length or height as desired. You can also make a 90 degree angle in your wall. You can glue the pieces together, however the block are perforated, so you can also reinforce the connection by inserting a small rod, either metal or wood.

A T- section is also available.