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i have a coralife RO/DI rated at 50GPD.
just wondering how i know when to replace the filter things?
just wondering how i know when to replace the filter things?
It's the other way around. The RO Membrane should last about 2 years. The pre-filters about 6 months, and the DI resin depends, but usually about 6 months.I was led to believe the di membrane is around 2 years and the ro filters and membrane about 6 months,i think