red-beard
Gold Supporter
Chlorine is more effective at lower pH.
Seriously, I fought this stuff for YEARS. Only getting the CYA down, then SLAMing and maintaining the higher end levels of FC will kill this stuff. You also need to pull your lights and clean out the niche(s). Look everywhere. See my post about finding algae in the nuts of my Polaris 280.
Seriously, I fought this stuff for YEARS. Only getting the CYA down, then SLAMing and maintaining the higher end levels of FC will kill this stuff. You also need to pull your lights and clean out the niche(s). Look everywhere. See my post about finding algae in the nuts of my Polaris 280.