waht is io water??

[marlin06]

what is it?

 

[ronj]

do you really mean IO?? RO or DI???? Reverse Osmosis or Distilled

 

[james734]

Also. Could it be Instant Ocean (IO) salt.

 

[Snowboarda42]

do you really mean IO?? RO or DI???? Reverse Osmosis or Distilled

DI = DeIonized

 

[reefgirl78]

If he is possitive IO then I would guess Instant Ocean salt mix.

Otherwise RO water or Deionized as mentioned.