Sadhguru: Essentially It is just one. The opposite one is just a matter of size. We approximated that If your homes are wherever concerning 2000-2500 sq. ft., the Bhairavi Yantra would do. For houses much larger than that, we said this isn't ample and we available the Avighna. Avighna also https://www.youtube.com/@Mahavidyabaglamukhi