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I used them several times on freshwater tanks, but always with a large substrate, like gravel. Never had to clean them. Not sure about sand, but something like crushed coral might work better.Ok, seriously, I'm considering an under gravel filter. Any old school reefers ever use them in a reef tank? I know Paul B does.
That's me. I was wondering if that would be an issue.I used them several times on freshwater tanks, but always with a large substrate, like gravel. Never had to clean them. Not sure about sand, but something like crushed coral might work better.
Good morning!Good morning!
I love this pic ! thank you for sharing.

That is super cool !
Put some cuss words in there.That is super cool !
I imagining him shouting “FEED ME !” ;Woot ;Hilarious
So he would say “W***** are you looking at ?!” lol ;Rage ;HilariousPut some cuss words in there.
Yes!!!So he would say “W T F are you looking at ?!” lol ;Rage ;Hilarious
he runs it reverse flow.Ok, seriously, I'm considering an under gravel filter. Any old school reefers ever use them in a reef tank? I know Paul B does.
Yep. He also strains it.he runs it reverse flow.
I would say no. PaulB uses a reverse flow undergravel filter. You would need course substrate. Remember, these were popular in the fish only days. I would say bare bottom (in the tankOk, seriously, I'm considering an under gravel filter. Any old school reefers ever use them in a reef tank? I know Paul B does.
) or a shallow sand bottom.Well crap. There goes my outfit!I would say no. PaulB uses a reverse flow undergravel filter. You would need course substrate. Remember, these were popular in the fish only days. I would say bare bottom (in the tank) or a shallow sand bottom.

