Sadhguru: Fundamentally It is only one. Another one is simply an issue of dimension. We estimated that if the residences are anyplace involving 2000-2500 sq. ft., the Bhairavi Yantra would do. For houses larger sized than that, we mentioned this isn't more than enough and we available the Avighna. Avighna https://www.youtube.com/@Mahavidyabaglamukhi