Could something like this:

http://www.amazon.com/Hayward-C250-S.../dp/B00269IHBW

or this:

http://www.amazon.com/Hayward-C225-M...d_sim_sbs_lg_4

be put in downstream of the pump we have to provide larger filter area and better filtration (assuming we just get rid of the small cartridge inside the pump housing entirely)? I know there might be some plumbing issues in connecting stuff, but I'm sure we could figure that out. Just wondering if the idea is OK in principle?