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
FC TC--- test maxed out at 10 oto turns almost brown lol
hardness didnt register? ( it was supposedto turn red at the start and then green .. never turned red ???
is this alk level doable? or should I get some acid?
My old kit with last years reagents toldme I had alk of around 70.. so i kept Hammered it with arm and hammer ..
It is getting clearer every day..
Im thinking about adding some DE to the sand after the next backwash