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Hello, I am currently battling a mustard algae problem. My cya was very high 160’s at our opening in may. We started seeing a dirt/sand like substance on the seams of our vinyl liner and was instructed to treat with bioguard algicide (which we did and did not work). We recently partially drained...

Hello. I first wanted to say how grateful I am to have found this site. I had a 18x36 vinyl pool with DE filter installed in 2019. We have recently begun battling mustard algae in our pool. Our cya was up to 167 and after trying to find some guidance on treating the algae I discovered this site...