cm11599ps New member Feb 11, 2012 #1 I just got my Vortech MP40's and it says I need to adjust them to the proper glass thickness. I have a standard 55 gallon. How thick is the glass?
I just got my Vortech MP40's and it says I need to adjust them to the proper glass thickness. I have a standard 55 gallon. How thick is the glass?
