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    Noticing bubbles in return after rinsing sand filter

    Hi everyone, I'm a newbie here looking for some help. So this is what I've noticed I did my regular rinsing of my sand filter. Immediately after rinsing, I noticed a few things that seemed strange. 1. there were a lot of bubbles in the returns. 2. the returns looked brownish for a few...
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    Newby with black algae needs help with SLAM process and test results

    Hi Everyone, I'm a new pool owner that is excited to find this resource. I have about a 30,000 gallon pool with a saltwater chlorine generator. The water appears clear, but definitely has scattered small black spots that smear green on the bottom. A couple of days ago, I just tried adding...