I switched from cal-hype to dichlor because my hardness was high. Now I have an algae bloom. Can't get chlorine strong enough in my area. would need a truck load of what's available. Is it safe to go back to cal- hypo? Last used dichlor 4 days ago.
Should I do a partial drain first?
calcium hardness: 563
Ph: 7.5
Alkalinity 76
Cya 4.8
FC : 4.07
TC: 4.07
Sand Filter
Should I do a partial drain first?
calcium hardness: 563
Ph: 7.5
Alkalinity 76
Cya 4.8
FC : 4.07
TC: 4.07
Sand Filter