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    High Ca and TA in feed water

    Hallo everybody, This is my first post since I have just built my pool in France. 41m3 = 11000 gals. Starite 3/4 hp threephase pump, 300 sqft system 3 filter. Tiled (porcelain) concrete pool. I have a basic test kit while I wait for a better one to be delivered but I have already measured 700...