Your CYA will only lower significantly through dilution and occasionally over the winter.
What is in the HTH granular? Is there cyanuric acid? Does it say Tri-Chlor or Di-Chlor? Both of those will raise your CYA higher.
Re: Chlorine level
Your CYA will only lower significantly through dilution and occasionally over the winter.
What is in the HTH granular? Is there cyanuric acid? Does it say Tri-Chlor or Di-Chlor? Both of those will raise your CYA higher.
26K gal 20x40 rectangular IG vinyl pool; Apr 2014: New pump, liner, auto-cover, & water; Pentair Whisperflo 1HP pump; Pentair Trition sand filter; Cover/Star CS-500 auto cover; Taylor K-2006C; OTO
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