carbon filter

What is filter media? Is it the sponge part of the filter? Inside my filter is a piece to hold the bag, that has a sponge. The bag itself is really gross looking, even after cleaning so I guess that's just normal. It has little pieces of coal in it. My filter is a regular, hang on the back. I...

Hi there I have the bioflow L juwel filter and I currently have the black carbon sponge out as I am medicating my fish but it made me wonder how ofter should I replace that sponge? Does the carbon become inactive in a certain period of time and what really does it do if someone could help me...

I have recently had white spot break out in the aquarium so I have collected some Esha Exit for treatment. I put the required dosage in this morning and whilst at work realises the filter cartridge has carbon in it. Does anyone know if the carbon will have taken out the meds in a period of 8...

I heard about the fiber filter padding on this website & decided to try it because my carbon pre made filters are getting clogged alot & I'm replacing them often, too often. Prob every 3 weeks or less. I have had some brown algae so I figured that was the culprit. Can anyone tell me if this is...