Johnson Controls A-4000-633 Carbon Filter Cartridge 4417/23

The Johnson Controls A-4000-633 carbon filter cartridge is designed to improve indoor air quality in homes and business air handling units. It is made of metal for its strength and captures particles that are as small as 0.5 microns from your airstream. These are items like dust allergens and other particles that can bring irritation to the lungs and the sinuses. These are some of the contaminants that filter cartridge can remove from the air to make you feel comfortable. Improves clean air within buildings by removing from circulation particles such as dust, pollen, and all manner of particulates.