filter question

I have a whisper 30-60 hang on back filter on a 55 gallon tank. The other day, I rinsed the foam cover on the in-take and the foam blocks and filter pads (biobags) on the out. The majority of the water seems to be backing up and flowing over the spot for the intake hose, not the spots to the...

hey guys, so im planning my seahorse only tank, i have a 20g with a penguin 100 filter, 15 lbs of live rock, a 2 inch live sand bed, and a rio nano skimmer. im getting the itch to upgrade to a bigger tank with a sump/refugium, but i would like to get some use out of this setup first. will what i...

I have a 29gal biocube. there is 27 pounds of live rock, about a inch of live sand and i got a shrimp and two clown fish. my fish store guy said I do not need the charcoal filter, he should me all of there reef display tanks, none of them have any filters besides the fish display tanks. my...