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I got this test for the CYA http://www.amazon.com/gp/product/B004VU8WVE/ref=od_aui_detailpages00?ie=UTF8&psc=1 But I'm ordering the TF-100 that's recommended here to be able to measure more than the CYA. It feels bad to have to refill and flush out all the chemicals I bought, haha. At least...

Like many others I read about I found out too late that using chlorination tabs adds CYA to your pool water that accumulated until you can't keep up with the chlorine and need to drain/refill your pool. LPS read 80ppm CYA last week and FC of 8ppm. They told me my FC was too high, so I read about...