Geekvape Z Series Coil. The Geekvape Z(Zeus) Sub-Ohm Mesh Replacement Coils are a set of kanthal meshed heating element coil atomizers built for the new Geekvape Z(Zeus) Sub-Ohm Tank, the latest variant in the tried-and-true Z lineage. The mesh coils are installed in a plug 'n' play fashion from the bottom threaded tank base.