Sadhguru: Basically It is just one. One other one is simply a question of dimensions. We believed that Should the homes are any place concerning 2000-2500 sq. ft., the Bhairavi Yantra would do. For homes bigger than that, we said this isn't ample and we supplied the Avighna. Avighna also https://www.youtube.com/@Mahavidyabaglamukhi