My copper is low so I've pressed the OXI Boost button 27 May 2020 22:05 Updated OXI Boost has nothing to do with copper levels. To increase copper levels please click HERE. Related articles How do I increase my copper levels in the pool? How do I decrease the copper levels in my pool? Where can I get a new Copper Test Kit and how long do they last? What is the dot (●) next to the OXI OUT mean? Handover Tips for a Naked Pool