Originally Posted by Shirtlessbill
Chemicclean is safe but was not intended to work with skimmers. My skimmer went crazy for weeks afterwards. But it does work.
I found increasing flow over the sandbed killed all my bacteria . Might want to consider that
I fought it for about a month and a half before giving in to a chemical. I siphoned the sand bed every couple days, moved power heads, and all that did was create a sand storm. The stuff just kept coming back. Now I'm noticing my lr
is turning green, so who knows now what. I would say as a last ditch effort it does what it says. Kills cyano