Spent and is

29.03.2017 | комментариев 0 | раздел: Стены

The construction brick is made full -bodied and lightweight hollow. They differ from each other in the presence or absence of voids. Technological voids are cracks and holes of a given size and diameter. In full -time brick, the volume of voids does not exceed 13%. It is highly spent and is used for laying the supporting parts of the building.

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