That how I vented my 150, one fan sucking through the cool tube and exhausting outside the cab.

Setup looks great BTW! Very clean.
Dizzy1 Reviewed by Dizzy1 on . Check out my cabinet Now that I have a gro check I see the PH getting low, like from 6ph to 5ph in 4 days. Is this normal? I have about 5 gallons in the cooler. I'm pumping water to each plant and an air stone. :pimp: Rating: 5