It should and I've never even heard of this two foot rule.By the way..which brand of filter are you looking at? I also have a 180 that I am probably going to add an FX-5 to.
Racersk;4702390; said:The hardest part is the initial start up, as was mentioned, there is little to no gravity to help send water into the intake hose. Once water is in the intake it works just like any canister...
How high up from the floor is your tank?Racersk;4702390; said:I am running a cascade 1200 on the floor next to my 90 gallon, also directly on the floor, been about 6months now.
ar0wan;4702522; said:yep any "two foot rule" is just because
most are designed to self prime these days
and expect the filter to be underneith
once running you could have it above in theory
I would try to avoid that tho