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I have read that it is possible to get algae even though the CC is 0, you can pass the OCLT, and the water is clear. I have several light green spots on the pool plaster that are slowly becoming more prominent. I have been very careful to maintain the FC at 6-8 with a CYA of 40-50 with daily...

New pool owner, first summer. Have experienced CYA fluctuation with rain dilution, evaporation in N Texas heat calls for refilling often, resulting in CYA fluctuation. CH also going down with dilution. Was advised earlier that rain should have no effect on chem levels. How is it possible to get...

I love TFP!!! :wave: Thanks everyone Seven months ago I inherited a pool with absolutely no knowledge about how to take care of one. Today, the water is crystal clear and sparkling and I don't imagine it will ever do anything else. I went into a pool store twice and only spent money on CYA...

This is the second time this has happened. We have a pretty strong thunderstorm and the water immediately takes on a green tint as well as becoming very cloudy. Last time I was able to shock the pool right away. This time we have guests and I let my 11 yr old convince me not to close the pool...

Just got new K-2006, results as follows: ph-7.6 FC- 7 CC-1 TA-90 CH-500 CYA-38 Water is clear and sparkly. But, have noticed that in the 24 hrs since I replaced the DE with cellulose the water already looks better. The high CH probably from excessive(sole?) use of cal-hypo for chlorine by...

First post on ANY forum. Inherited pool with new house. Algae almost gone. Water clear. Forsaking pool store as have already been subjected to sales pressure. Last complete test done at Leslies. TF100 on the way. Currently have basic chlorine/ph test kit left by previous owner. FC-6 ph-7.4...