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So...end of April: drained/refilled pool after AA treatment. Dropping the FC to 0 for the AA treatment uncovered an underlying algae issue with my pool store pool. Started first SLAM immediately, few days later pass all three criteria. Stop SLAM. Week later: Algae issue pops up again, I start...

So my pool is severely pitted, and now I’m coming down from my second SLAM in a month, and I have these spots appearing again. They do not brush off but they do go away with a SLAM and then return. A chlorine puck will make them disappear for a while too. My levels are 10.5 FC 0 CC 7.6 pH 80 TA...

I just completed a successful asorbic acid treatment, but Polyquat couldn't keep algae away. I was planning to drain/refill the water to rid of metals anyways so now I have new fill water to SLAM. My numbers are: 2 FC 0 CC 7.2 pH 90 TA 230 CH 0 CYA Adding CYA in the skimmer basket and hope to...

This is my first time posting, and I’m new to pool ownership as of September 2017. Until coming across this forum, I was (well, honestly, I still am, because waiting on testing kit to arrive) using Suncoast Multi-Purpose Chlorine tablets. My water looks great overall. After trying the vitamin C...