enough filtration

[cheeseburger]

would one of these
http://cgi.ebay.com.au/ws/eBayISAPI...0599&_trksid=p3907.m32&_trkparms=tab=Watching
be enough filtration for my 75 uk gallon wich is 330 litres
or should i get two or should i get a canister filter
please say whether one or two of these would be good enough before telling me to go to for the canister

 

[superluke]

no way get a canister filter

 

[japes]

Eheim Classic 2217 would go nicely on that sized tank.