i wasn't trying to jump to conclsuions...... i just saw that someone was mentioning vacuuming and not vacuuming would definitely lead to a smelly tankOddball;3261491; said:The black pad is sold as a carbon pad. They're usually only good for a couple of weeks. After that, they're just good dirt collectors and beneficial bacteria harborers.
Don't take the naysayers too seriously. After a while you'll notice how many posters there are that don't read the whole thread before posting off on partial info.