In old days Vastu was consider for building purpose. Slowly it became default to follow the rules of Vastu, for building house.
According to requirement, changes came in building and construction .
There came its side effect also. lots of comfort but lots of health issues, also wealth growth, harmony, everything were affected.
The balance of energy was disturb. to balance this energy pyramid yantra were discovered .
When this energized Pyramid and inbuilt yantra in it, is used for Vastu correction and balancing of energy, The word become Pyra Vastu (pyramid and Vastu correction).
Energy of pyramid is based on its shape,angles,slopes and center.
That you will know in my next post.