Here is one that I have been using.
http://www.csgnetwork.com/poolchemcalc.html
Here is one that I have been using.
http://www.csgnetwork.com/poolchemcalc.html
9000 Gallon Fiberglass IG / Sta-Rite pump,cartridge filter & heater / PoolPilot Dig 220-36 SWG / Testing w/K2006
Thanks Donnie.
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