Brass BoosterBrass Booster Zone Activation Vastu mandates regulation of each zone for positive results. However, the zones may get contaminated or weak; consequentially, incapable of providing positive results. It is also a primary Vastu liability to activate the dead weak zones. Method: Take four Booster Yantras and place in all four corners of the wall of the weak dead zone according to the element of the zone. Moreover, for Earth element, place Brass Booster