Nope. I only use carbon when i want to remove medication or tannins that leak out from new driftwood. Other than that its just good old bio media and bacteria that does all the work. I read somewhere that u could microwave it to reactivate it... not sure how true that is though as i have never tried it myself.
I asked the same question a while back and got a good awnser from dr.joe u should look it up u but to keep it short put it in the oven for a while is how it is done but yeah like rally said get the carbon out and stuff some scrubbies in.lol
Nope. I only use carbon when i want to remove medication or tannins that leak out from new driftwood. Other than that its just good old bio media and bacteria that does all the work. I read somewhere that u could microwave it to reactivate it... not sure how true that is though as i have never tried it myself.