3M Aquapure AP420 Whole House Specialty Replacement Filter Cartridge for the AP100 Series Housings and Stainless Steel Housings

This level three replacement cartridge is the previous generation of whole house water filtration technology from 3M Compatible with AP100 series housings and stainless steel housings Sold as a two pack Reduces sediment with a 5 micron rating Reduces hard water scale to protect appliances capable of up to 10 gallons per minute of filtered water