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- Oct 22, 2019
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I read it's 2-5 years. My tap is 350, afte...
I've had impurities come through the membrane and tds still showed zero, looks like the algae is growing on the back pane, not on rock work or sand, that's because the bacteria to fight it is in the rocks and sand, ie substrate
I've had impurities come through the membrane and tds still showed zero, looks like the algae is growing on the back pane, not on rock work or sand, that's because the bacteria to fight it is in the rocks and sand, ie substrate