Sadhguru: Primarily It is only one. One other 1 is just a matter of sizing. We estimated that In case the residences are anyplace among 2000-2500 sq. ft., the Bhairavi Yantra would do. For residences larger sized than that, we claimed this isn't sufficient and we presented the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi