20" Big Polypleated Filter Cartridge 1 Micron, Absolute (20" x 4½")

Harmsco's absolute rated one micron filter media removes cyst sized particles for safe, cyst-free drinking water.

Pleated polypropylene filter media provides more surface area for longer filter life and increased particle removal.

End caps, center tubes and media are thermally bonded as one integral component for added strength and to provide superior end sealing.