Hi recently got some new fishes in my tank. My setup is a 120 w with two rena xp3s. Should i add a xp4 into the mix to help filter the tank?
VVateverzYo;2204436; said:Hi recently got some new fishes in my tank. My setup is a 120 w with two rena xp3s. Should i add a xp4 into the mix to help filter the tank?