BRS RODI pressure gauge stuck at 0...
Haven't used this filter for about 7 months. No pressure reading on gauge. Any thoughts or does it just need to be replaced?
P.S. The inline TDS meter is reading 8 going in and 0 going out. I was concerned about the filters but they are working fine.
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Fish tanks are just complex math equations, but I知 not good with numbers.
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