On Sun, 15 Apr 2007 11:21:08 CST, Hal wrote:

Some people think air in the bio filter is the greatest development in
fish keeping in a long time.

http://www.koivillage.com/filtration/nexus.html

I know this is the latest in techno-gizmos for ponds, but I still like the
vortex filter set-up, they follow the KISS rule.

When it is simple enough for me to figure out... it's gotta be simple.
:-) ~ jan
------------
Zone 7a, SE Washington State
Ponds: www.jjspond.us