I have about a 40 gallon section in my sump I have crammed with rock for extra filtration, took it out the other day after a year and cleaned but it wasn't that bad for crud in that compartment. But again I have a 1600 GPh pump feeding that compartment to keep stuff from settling
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360 gallon sps reef, 180 gal sump, bubble king supermarine 300, 4xmp40Wes, 2 x 6215 tunze waveboxes, 4 ghl mitras
360 Reef Tank
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