Can-Filter Can 100 Carbon Filter With Out FlangeCan Fan Carbon Filters Each Original Can Filter uses the most conceptually sound, pelletized carbon, packed bed design to deliver the best performing carbon filter on the market. Even with the industrys thickest carbon bed, at 2. 5 in, the Can Original provides for some of the lowest pressure drops, even on smaller size filters. This hefty pelletized carbon bed effectively makes the Original filter the biggest sponge for VOC removal capable of holding