tds

Hello! My first freshwater aquarium is about 4 months old and now houses 9 African Cichlids and three tiny catfish. About two weeks ago I bought a TDS meter and have had consistent readings with the occasional +/- 10 ppm. Tonight's reading is 185ppm. From everything I'm reading, this is...

~ FREE TDS meters on ALL orders over $40! ~ (enter code: “FREETDS” in your cart) Don’t forget to credit Twin Cities Marine Aquarium Society (TCMAS) by using your club’s unique 10% off code: (enter code: “15528” in your cart). Enter your discount code(s), click the orange “apply coupon” button...

So i finally picked up a dual tds meter, and a pressure Guage. I'm getting a good 58 psig for pressure. I'm getting 216 ppm in for TDS and 3-4 ppm out after do chamber (bounces). I know 0-3ppm is generally considered good. Now I did buy a full filter replacement kit from brs. I saw the DI resin...