I've seen the usual "pet store/aquarium shop" answers but being someone who doesn't hunt for things in stores well, or online apparently, can someone provide a link to something usable for refilling carbon scrubbers? I tried Google shopping but the best I came up with was little almost tea pouch sized packs.
E-bay does sacks real well eBay My World - activated-charcoal http://forum.grasscity.com/grow-room-design-setup/735931-activated-carbon-best.html If you can get the stuff thats mined in Australia, better quality "V"