Sep 17, 2011 #1 Alex55-20 Aquarium Advice Regular Joined Sep 17, 2011 Messages 95 Location Fort myers beach florida So I wanted to make a sponge filter out of a fountain pump and this is how it turned out. Would it be okay to use in a 20 gallon CRS tank. Attachments image-1475776453.jpg 55.5 KB · Views: 71
So I wanted to make a sponge filter out of a fountain pump and this is how it turned out. Would it be okay to use in a 20 gallon CRS tank.