D Dan49 New member Apr 24, 2012 #1 I change my gfo every two or three weeks, but how should I know when to change it?, what should I be looking for?
I change my gfo every two or three weeks, but how should I know when to change it?, what should I be looking for?
Hiltonc57 New member Apr 24, 2012 #2 I run chemi pure maybe every other month, The only thing I change religiously is filter pads, filter floss, skimmer and the water.
I run chemi pure maybe every other month, The only thing I change religiously is filter pads, filter floss, skimmer and the water.
P pascal32 New member Apr 24, 2012 #3 Ppb Hanna meter- or some folks watch the glass on the DT, if it starts getting dirty quickly it's time to replace
Ppb Hanna meter- or some folks watch the glass on the DT, if it starts getting dirty quickly it's time to replace
