my last post got me thinking about how many of us even us carbon, unless for removal of medications.
My new filter is a aqua clear 50, for those of you you who dont use carbon, you keep out the bag, but do you put in another sponge to take up its empty space or leave it empty??
My new filter is a aqua clear 50, for those of you you who dont use carbon, you keep out the bag, but do you put in another sponge to take up its empty space or leave it empty??