I like bead filters but you really need some form
of settling tank between the bottom drain and the
bead filter.

Thanks for the input. A local pond guru suggested the same thing (a
settling tank for solids).

Do you have any suggestions on an inside-the-pond bottom drain?

Jim
Zone 8a - Dallas, Texas
Pond, Veggie Filter, Pond Maintenance & Pond Tour Pics:
http://community.webshots.com/user/dallas75248