very expensive filter system. with brushes and then pads etc. google to see em.
Ingrid

On Sun, 18 Nov 2007 19:14:42 CST, Chip wrote:

wrote:
she has 2 "big sister" filters on that one pond. the ammonia was removed in 10 days
by running water from one of the big sisters thru the veggie filter. each filter has
its own veggie filter. I think something happened and the biobugs were killed so the
filters became useless. once ammonia was lowered by the plants the big sisters
kicked back in. in ANY case, there is now NO ammonia, NO nitrates either, so they no
longer have to do routine water changes. Ingrid


Forgive my newness, but what is a "big sister" filter?

Chip