O24u is the First tier of Oxygen Tanks . O24u has Oxygen that will last for 6 hours.
O24u Tank

O24u Tank


To make the O24u, you need 6 steel ,6 ceramic ,and 6 ice

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.