[GreenSpottedPuffer]

Originally Posted by e46er

http://oceanaquatics.com/store/produ...ximus-100-GPD/
this is the one i ordered it says set of 4 pre and post filters...........4 stage ?yet it has 5 canisters? i dunno

Yeah thats why I was wondering how many stages it is...I don't know.

But I do know a bunch of people using them and are very happy.