Green Algae

[lynn2_cal]

Thanks for the quick answers
With a CYA of 100, don't I need to keep my chlorine levels higher?

[duraleigh]

With a CYA of 100, don't I need to keep my chlorine levels higher?

You'll need to get that info from the SWG manufacturer. I know they are quite comfortable with maintenance Cl levels much lower than with ordinary chlorination.