i want to know what is your opinion any one thanks.
ok, my tank 120 gallon 48x24x24 + 2 o/f run mag1200 (bare bottom ) and about 220 live rock .i have 3 seio m2600 (2600gph) i see all the time detritus in the bootom of the tank i try to position the ph in any position and still can't get rid...