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Does adding 90-degee turns reduce water pressure and flow like adding them to HVAC ducting does to air flow? I have to add some in for a SWG I'm thinking of putting in and was wondering. I know the SWGs have pressure requirements (max usually). I'm thinking of the RJ-60+ by Circupool. TIA

IG Vinyl 22,000 gallons Jacuzzi TM26 sand filter TC: 15.77 FC: 15.77 CC: 0.0 pH: 7.8 CH: 147 CYA: 27 (added 2.5 pounds per recommendation) TA: 130 I opened my pool this weekend to find it totally green (despite chlorinating and algaecide over the winter). I SLAMed it and vacuumed and got most...

It's nice to be able to test for CYA at home instead of going to the local pool shop. However, the test seems so subjective to me. Maybe it doesn't matter if it's 10-15 units off, but when I look at it at waist level and my wife looks at it as well, we see the black dot at different intervals...

I'm new to the forum and to the TFP method of using liquid chlorine. I have a great supplier where I get 13% liquid Chlorine from and I store it in a 60 gallon drum for the season. Pool is approx 24k gallons and I put 1.5 quarts in every evening. Our pH is still high even though I put in...