How big is your pond?
Ive heard that leaf catchers can clog easily
I too have an external pump like you, maybe I hsould go that route
wrote:
The only prefilter I use is a primer basket attached to my sequence
pump. I clean it about 1 every other month (once a month in the
summer).

-ikiru

*enjoy the sauce*


wrote:
You skippy filter people, what do you use as a prefilter before
your
pump?