Actually, I keep my filter running 24/7. Is that a problem? Other than running up my power bill?

Ed

Quote Originally Posted by chem geek View Post
Yes, it would be better if you kept your filter running. Having the filter on ensures that the chlorine is distributed everywhere in your pool and also allows for the dead algae to get caught into your filter. If you only ran your filter part time, as you do when there is no algae, you would still probably kill the algae, but it would take longer (since the chlorine level would drop locally where it is consumed in areas of algae) and would certainly take longer to filter out the dead stuff.