The heavy-duty CF Can Filter 50 successfully eliminates odors for up to 18 months. Moving 420 cubic feet per minute, this carbon filter weighs 56 pounds. Can Filter 50 is compatible with our CMF635, CMF620, CMF615, and CMF610 fans and comes with pre-filter and manufacturer-recommended flange. 19.7” tall with a diameter of 16.5”. (Dimensions include pre-filter.)