I have a an ultima 2000 set up in line with a 100 gallon sump on my 450 - backwashed it and rinsed x 3 as directions say - the water did not seem that dirty and it was the first time I did it in a month.
Biolaod is 4 rays, an arowana and 2 large tinfoil’s.
How often do you recommend backwashing?
Biolaod is 4 rays, an arowana and 2 large tinfoil’s.
How often do you recommend backwashing?