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#18
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![]() to test for tds you need a TDS meter they are around 35 bux i think
you calcium is sky high and if your not dosing it i would get someone else with another test kit to check your results for accuracy.
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250G DD LED SPS R.I.P. 180G LED SPS 80"x36". 300G custom build Owner of Mountain Ridge Heating and Gas Class A gas fitter, HVAC |