Slag blocks are a very profitable building material due to the fact that it is very durable and inexpensive. Vibropress for a cinder block helps to carry out competitive material for the construction of cottages, which can be compared by strength with bricks. Of course, for this, the manufacturer must comply with all production processes, and in order not to purchase poor -quality material, purchase sand blocks and slag blocks only from a trusted seller, which has been working in this market for several years.
How to build an inexpensive house from slag blocks