Has anyone tried using an ORP meter? If so, where does the TFP method (Chlorine/CYA Chart) tend to keep the ORP over time?
Is it worth buying one? Any recommendations?
I have a outdoor, 21,000 gal plaster pool, screened cage, no pool cover, solar heat, SWG, cartridge filter, sense & dispense system, Goldline controller in SW Florida and I like to keep the FC level at 3.5. I don't understand why with an ORP sensor/probe system the recomended CYA level should...
I have a outdoor, 21,000 gal plaster pool, screened cage, no pool cover, solar heat, SWG, cartridge filter, sense & dispense system, Goldline controller in SW Florida and I like to keep the FC level at 3.5. I don't understand why with an ORP sensor/probe system the recomended CYA level should...
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