Files required for the template to function:
Ancillary files for the template:
Install from Admin → Extensions → Install/Uninstall → Choose File → Select file → Upload File & Install
Make the template default at Admin → Extensions → Template Manager → rt_tachyon_j15 → Default
RocketLauncher is a customized Joomla install, that installs a replica of the demo onto your site - inclusive of sample data, content, extensions, the template and sample images.