Quote:
Originally Posted by 'Ol Nobodaddy
I keep my very shallow (except at certain points) sandbed stirred and then run the diatom filter for awhile after. I usually stir it up once or twice a week and run the diatom after for a day or so. Keeps everything clean, mostly. To keep it perfectly clean and crisp you would need to replace it every month or so. There was a guy in europe on a rc tank of the month who replaced his whole sandbed i beleive once a month. Always a beautiful white.
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I do the same thing, but also put an extension on the intake of the diatom and suck up any algae from rocks, powerheads, etc. An extension on the exhaust also works good for blowing detritus from hard to get to places.