Thank you for your reply, I "HOPE" I am getting the 120 gph that my math tells me I should be getting. The bio-load in these tanks will be very low, so I should be fine. I was considering going with individual powerheads to eliminate the noise of the air pump, but then I would be blowing like...
I just finished building my 2, 20 gallon tanks they have Matten filters in each corner powered by air, I'm trying to determine whether or not there is an optimal flow rate through the Matten filter because I'm still on the fence between using air or using power heads. Obviously the PPI and the...