Anyone used this (Westland topsoil) in an aquarium? I have a load of this as was thinking of using it as it's just sat around instead of using money to get something different.
That completely answers my question haha. I was thinking about the ease of removing it with soil and having to move it aside to have the filter flush with the bottom or having it sit on the top, which I thought would make it less effective as some water would get pulled under the pad?? And would...
I am going to have a go at using one for a small fry tank. Looking at pictures of them all the tanks are bare bottom, Can you use them with substrate? Would you need a divider/separator so the substrate is not directly against the sponge, like perspex/glass/pvc pipe along the floor of the tank