Odor control

Need some help with odor control. I have a 2' x 2' x 3' grow box. I've been looking for a carbon filter but haven't found one small enough. I saw a product called Nature's Odor Sponge. Has anyone used it before?

god im tired of this bs make a carbon filter if u cant find one small enough, ill search for you bc u ovb have no research skills, sorry to be mean but cmon i found this in TWO SECONDS

https://www.rollitup.org/indoor-growing/7074-easy-build-diy-carbon-filter.html