Sadhguru: Basically It is only one. Another 1 is just an issue of sizing. We estimated that if the homes are anywhere in between 2000-2500 sq. ft., the Bhairavi Yantra would do. For households greater than that, we said this is simply not sufficient and we available the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi