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Old 03-03-2003, 10:31 PM
Dave Millman
Posts: n/a
Default Carbon in filter: Really absorbs liquid fertilizers??

Christopher wrote:

what is carbon used for then?
non-planted tanks with high bioloads? to remove all the amonia from the

Carbon is really good for:

1. Removing yellow cast from water. This is caused by driftwood, peat,
or not enough water changes.

2. Removing medications from water.

3. Removing organics from water. This is caused by not enough
water changes.

For the first few months, my driftwood stained the water. Since about the 6
month point, I can't see any coloration in the water any more. Haven't used
carbon for months.

Bottom line: Unless you need to remove medications, change your water more