Green Walls Design by Green over Grey – As we know that the function of the wall in the building are: as the protector and the boundary between the space inside and outside of the building. In addition function of it is adding the beauty of the building it self. The problems that usually encountered on the wall is the wall split and crack. From the pattern of cracks that occurred may be known to cause.there are many solution to solve that problems, one of them is in this post article. For today we will present about green wall design. For more detail about it, let’s start the discussing.