HQ2 begins to take shape. The pre–cast concrete walls are erected. This concrete forms the base of the walls, which are constructed with built-in air gaps and foam to insulate the building.
Wall Construction
![](https://melinkcorp.com/wp-content/uploads/2020/08/March-2019-wall-construction-edited.png)
HQ2 begins to take shape. The pre–cast concrete walls are erected. This concrete forms the base of the walls, which are constructed with built-in air gaps and foam to insulate the building.
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