cya increase

Hello everyone, This is the first time I am posting to this forum, though I have been reading it for a while now, and it's been eye-opening. I live in Las Vegas, and I am getting ready for the new pool season. I'll be draining my pool (water has been 3 years old) and refilling it. I’ve been...

So I'm just going to jump right into it. A clients pool that we service jumped from a 50 cya to a hundred within two weeks about 3 months ago. (we use Taylor testing kits so its pretty accurate) The chlorine level was always a 10 but due to the high cya, algae starting blooming left and right...

How would you reccommend I raise CYA in an 30,000 gallon inground pool? Use conditioner? Tabs? Is a combination ok? I would prefer to help raise it with tabs since I have some tabs and liquid chlorine is very expensive where I live. Current numbers - FC 2, PH 7.8, ALk 55, CYA 15 Thank you...

We just opened our ag pool up and it was sparkling clean! From what I can tell, our numbers seem to be alright but the CYA is low. What are some recommendations for raising it to about 50? Our pool is in direct sunlight so the chlorine takes a beating. Should we put the solar cover on it until...

What? I started my SLAM at 40 CYA, using liquid chlorine, 8.25% Sodium Hypochlorite. I just finished my slam, checking my levels and they are: FC: 13.5 CC: 0 CYA: 100 Where did this CYA come from???