Oct 4, 2015 #1 willist0 Reefing newb Can someone please tell me the difference between RO and RO/DI water and can I use plain old store bought RO water for top offs?
Can someone please tell me the difference between RO and RO/DI water and can I use plain old store bought RO water for top offs?
Oct 4, 2015 #2 fastrd400 It wasn't me! RO/DI is also deionozed as opposed to just being reverse osmosis. You can absolutely use the RO water from the grocery store for top off. Just be sure they post their dates of maintenence.
RO/DI is also deionozed as opposed to just being reverse osmosis. You can absolutely use the RO water from the grocery store for top off. Just be sure they post their dates of maintenence.