Filter 31941 - 942-240-1000

Size: 4-5/8" x 6-1/8" x 1-5/8"

For Model:
33201, 33202, 33222

appearance: Looks like small aluminum radiator. New replacements are specially treated to prevent the growth of micro-organisms.

Anti-microbial Replacement Filter with maximum daily output, this filter is specially treated to prevent the growth of micro-organisms.

Filter 31942 - 740-800-1000

Size: 9" x 6" x 1-5/8"

For Model:
33200, 33202, 33230, 33232, 33250,
33251, 33252, 33255, 33257, 33280,
33250, 33252, 37203

appearance: Looks like small aluminum radiator. New replacements are specially treated to prevent the growth of micro-organisms.

Anti-microbial Replacement Filter with maximum daily output, this filter is specially treated to prevent the growth of micro-organisms.

Filter 31943 - 740-820-1000

Size: 8" x 9-3/4" x 1-5/8"

For Model:
16826, 33300, 33350, 33331, 34351,
34352, 34355, 34356, 34357, 34999

appearance: Looks like small aluminum radiator. New replacements are specially treated to prevent the growth of micro-organisms.

Anti-microbial Replacement Filter with maximum daily output, this filter is specially treated to prevent the growth of micro-organisms.

Filter 31915

For Model:
32350, 32500, 32501, 32505, 32507,
34500, 34997

appearance: Looks like picture on left but made from antibacterial paper for maximum daily output, this filter is specially treated to prevent the growth of micro-organisms.

Filter 31911

For Model: 32200

appearance: Looks like picture on left but made from antibacterial paper for maximum daily output, this filter is specially treated to prevent the growth of micro-organisms.

Filter 31920

For Model: 32200

appearance: Looks like picture on left but made from antibacterial paper for maximum daily output, this filter is specially treated to prevent the growth of micro-organisms.