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    Replacement grid set recommendations

    Hi all, I need to replace the grids on my DE pentair fns plus 60 filter. I need to replace just the grids, the assembly is otherwise in good condition. But I’m finding the product search a bit daunting, as I’m finding equivalencies hard to find (descriptions don’t usually call out specific...
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    Guidance on SLAMMING

    Hi everyone! I’m currently SLAMing a relatives SWG 15k gallon in ground pool (I’ve turned off the swg to better control pH for this) and have a few questions: ph:7.3 CYA: 80ppm Calcium: 360ppm I’m not familiar with this plaster they have. It feels like very fine grained pebble finish. Not...
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    How would you interpret this? Algae?

    Hello everyone!! Third year with our freshwater chlorinated pool! First year was a nightmare with algae, but last year was really good. I think this third year we may be having more algae issues but I wanted to get your opinion on this. What I’m seeing Is not quite making sense to me. Two...
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    How badly did I mess up? adding calcium chloride

    Pool was recently replastered with prism matrix pebble finish. We’re 2.5 weeks out. Im balancing my chemicals and needed about 25 lbs of calcium chloride to get my Ca hardness to 250 ppm (40k gallon freshwater pool). Welp, I didn’t exactly read all instructions and added all 25 lbs. I...
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    Water chemistry for newly plastered pool

    Hello everyone, we we just remodeled our pool, which included installation of Wet Edge Prism Matrix Indigo Blue pebble plaster. The pool was filled 9 days ago, and we’re just getting back from a week long vacation and getting on top of 2x brushings and such. Where I lack knowledge base and...
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    Finish Recommendation sought: glass vs pebble, wet edge vs sunstone pearl

    Greetings everyone! We are in the process of evaluating bids for renovating our inground pool and we’re hoping to get some thoughts on pool finish. We’re definitely getting aggregate, but need some guidance First thought is on using Wet edge vs.CL industries Sunstone Pearl. I have a feeling...
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    Can't understand where I'm going wrong

    Hello everyone! hope I can get some insight. To start, my numbers from the Taylor kit: pH 7.4 FC 8ppm (first time below 12ppm in months) CYA 50 (up until a week ago it hovered at 35-40) TA 60 CA hardness 190 i SLAMMED the pool at the end of June and was able to successfully conclude it 3...
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    Couple questions on tail end of SLAM

    Hi everyone im on the tail end of slamming my freshwater pool, but have a few more questions. Numbers: FC:30 CC: .5 CH: 250 CYA: 40 1). Color has nearly been restored but excessive cloudiness remains. Once I hit this point approximately how long should the cloudiness take to clean up...
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    Guidance in SLAM process

    Hello everyone! My name is Chris, living in the greater D.C. area. I first want to thank this forum for the valuable information. I've lurked a bit trying to solve my algae problem; this forum and the pool school has been invaluable. I have an approximately 40,000 gallon standard pool. Sand...