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    Pentair CCP 520 filter not filtering

    I would appreciate any ideas on the problem I’m having. Years ago, I replaced the original Pentair cartridges in my Pentair CCP 520 with Pleatco Advanced cartridges — no issues. Recently, after many years with the Pleatco cartridges, I decided it was time for new ones. On Google and Amazon, I...
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    Draining Pool

    I bought a Superior Pump 1/4 hp. It didn’t work — it kept tripping my GFI. I am looking for a different pump. Any suggestions? Also, I read “Drain your pool — further reading” on this forum. Why is it suggested to put the fill hose in the skimmer? Thanks.
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    Replacing water to lower CH

    Hello, I just bought a TF-Pro and I am am new to the group. Since getting a pebble surface in November 2020 (one day application, no second day pressure washing and slurry box), my CH has been 600-700. A couple of weeks ago, I began drawing water in order to replace with new water. The nice...