See a diagram here
http://www.exit109.com/~gosta/pond.sht about 1/3 of the
page down. I used this method and it has worked well for me. I used a
garbage can about 3' high and clean it about once every three weeks. Pond
is 1800 gal.
Heather
SW Ontario (Zone 5)
"Paul Disdle" wrote in message
...
Does anyone have plans for a diy filter or a recommended site to find
some.
Paul