RF-2050 2-Filter Set, 2.5" × 10" Universal Fit - Alkaline Multi-Stage + Carbon Block - KDF-55 Activated Carbon - Mineral pH Balance - Reduces Chloramines, Chlorine, Heavy Metals, Taste & Odor

RF-8050 10-Stage Alkaline Filter – 2.5” × 10” Universal Cartridge – KDF-55, Activated Carbon, Alkaline Minerals – Reduces Lead, Chlorine, Heavy Metals, Chemicals, Bad Taste & Odor