How can you "efficiently" maintain the temperatures to deal with different hashrates and voltages/wattages at the same time ^{[e.g. different ASIC mining rigs]}?
^{- If you overcool them, it might damage some of the components!}

You'd probably have a better chance of finding an investor if you had a working model ^[prototype] but regardless of that, try to move this thread to either the "Project Development" board or "Securities" ^{[you might get better responses]}.
^{- Move button is in the bottom left corner of the page.}