Pentair OMNIFilter CB3 Carbon Water Filter, 10" Undersink Carbon Block Taste & Odor Replacement Filter Cartridge, NSF Certified to Reduce PFOA/PFOS, 10" x 2.5", 0.5 Micron
FLOTEC WATER FILTER NSF certified Reduces cryptosporidium and giardia cysts Improves taste, reduces odor and chlorine Reduces rust and sediment 0.5 micron rating