Purrified Air replacement filter cartridge comes in a sealed bag for long-term storage.
Filter media cartridge contains over two pounds of a proprietary blend of activated carbon, zeolite, catechin, and negative ion ceramic balls, plus a filter pad to capture kicked up litter dust and pet dander.
$29.99. Or sign up for automatic refill program and take off ten percent, making it $26.99.
Free shipping in United States.