Sadhguru: Basically It is just one. One other 1 is simply a matter of sizing. We believed that Should the houses are wherever amongst 2000-2500 sq. ft., the Bhairavi Yantra would do. For residences bigger than that, we claimed this is not adequate and we made available the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi