ok i held high FC levels for 4 days (not sure the exact level but i hit it with 4.25 gallons of bleach day one and 1 a day since)my kit only goes to 10 :(
I got another kit today to check cya and has new chems for ph and alk
heres the results
CYA 60
Alk 140 :(
PH 7.8
FC TC--- test...