tell me what u think
hmm give me some idea's my first sump was kinda a disaster a friend gave it to me. so i am building my own think i got it covered i am trying to over filter my 300g tank this sump is 60 gallons. 


killarbb;4137223; said:you need mechanical before the bioballs.
TheBlackPearl;4137519; said:hmm i see so if i move bio balls were heater is and heater were pump is then what should i fill with the empty slot?
TheBlackPearl;4137519; said:Also should my sump be sealed from the top?
