Nero 3 in a 40 gallon AIO

[davidt123]

Hello I was wondering if a Nero 3 would be good for a 40 gallon AIO system to much or to lil?

 

[fishski13]

Depending on your need and dimensions, one should work fine if it is set right in combination with position power and the return pump position

 

[shakacuz]

i started with one nero 3. i have 2 now but that’s because i am becoming more SPS dominant