"RichToyBox" wrote in message
news:wmcUc.22180$mD.10813@attbi_s02...
The KH is consumed to an extent with all filters.
trim Chem
The pressurized filters, bead filters are generally
associated with heavier fish loads than the garden pond with smaller
filters, and therefore more food to be converted, more acid, more demand
for
carbonates/bicarbonates to prevent a pH crash.

Great explanation, thanks.
--
Crashj