so i am going to set up my wet dry because i got another 75 gallon ($100) it had no filter. So here comes the trouble as far as i know i need filter here and here(in pic) Do i need one in my overflow? also the rest of the pics can been seen here.....http://www.monsterfishkeepers.com/forums/showthread.php?t=35947
Ps. I know one is filter media, what is the other one? I looked on ebay it looked like a blue sponge? Could i use the pot scubbers there?



Ps. I know one is filter media, what is the other one? I looked on ebay it looked like a blue sponge? Could i use the pot scubbers there?


