on my 75 gallon i have two fluval 404 filters on it but i put a new koryla number 2 power head on my 40 gallon salt thei weekend would a powerhead or 2 help my 75 water qaulity and if so where should i put them and where should i dirrect the flow
but where should i place them front back sides my pickups are about 2 inches from the bottom and on each end of the tank and would it even be worth it to use them