AirPura R400 carbon canister filter is the AirPura original replacement carbon filter for AirPura R400 all purpose compact portable  purifier.
AirPura R400 carbon filter is the 1-inch deep filter canister with 8 lbs. of regular granulated activated carbon adsorbent.
Large amount of adsorbent ensures fast and effective removal of all regular chemical substances and odors.
The carbon filter canister features the all metal construction to eliminate toxic off-gassing and increase its rigidity.
The AirPura R400 carbon canister filter's lifetime: 18 to 24 months (under normal conditions and usage).