55$ fluval 205
has 3 media bays and 1/2 media seperator.
http://www.jlaquatics.com/product/hg...er+Filter.html
System 1 diatom filter.
comes with enuf powder for 10 charges or so.
80$
http://www.aquariumguys.com/pressurefilter.html
H.O.T. Magnum Canister Filter
40$
http://www.aquariumguys.com/magnumfilter2.html
comes with 3 micron filters and 1 media filter with rightfit sock.