Overview Product Description Features Virgin activated, pelletized CKV-4 Carbon Dedusted and screened Low pressure drop rated @0.1 sec. contact time Long service life Max operating temperature 80˚C / 176˚F Max allowed humidity 70% (short term only) Prefilter installed Robust galvanized steel housing Single packaged and sealed for storage Made in North America 2.55” carbon bed KFI flanges sold separately, available in 4” to 10" CFM Ratings - Max Exhaust CFM 1020 - Max Recirculate CFM 2040 Product Videos Custom Field Product Reviews