Sadhguru: Essentially It is only one. The other a single is just an issue of dimensions. We approximated that Should the homes are wherever between 2000-2500 sq. ft., the Bhairavi Yantra would do. For homes larger sized than that, we reported this isn't adequate and we supplied the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi