guys i already have a canister filter, a skimmer, a heater and a power head in the tank, and i dont have any holes on tank to put bulkhead fittings to conect a refigium, having all these equipment do i really need and fuge for my 46 gal tank???, if i put a fuge on my tank can i take out the filter canister??? can i install my heater, skimmer and top off float on fuge???, the fuge will act as a water filter???? and last no haveing overflow on tank how can i send water to fuge from tank???
sana