Originally Posted by bshenanagins
Yeah but that's extra bulk for no reason. The nanos are about the size of an egg. The purpose of a powerhead is to disperse the nutrients throughout the tank and eliminate dead spots. In a planted tank they are sometimes necessary, but a regular tank it holds little significance.
So the same thing a internal filter does but with polishing the water
So a power head is a waste of time and electric
Internal filters are not that big
And surely something the size of a egg will get clogged up fast in a planted tank one leaf will slow it right down