Our revolutionary OptimH2O whole house filter is IAPMO tested and certified to reduce more than 99% of lead and cysts and 98% of PFOA/PFOS. It also tackles chlorine, chloramines and much more. Experience optimal water filtration for the cleanest and healthiest water. No matter how your city treats your water, the OptimH2O treats it right. Adding powerful UV filtration kills 99.99% of viruses, bacteria like e. coli and chlorine resistant cysts like cryptosporidium and giardia. Get total home protection by adding UV filtration to safeguard against bacteria and viruses that may be present in your water. The OptimH2O whole house filter comes with a 90-day satisfaction guarantee and a five year warranty. UV Filter Provides total home protection to safeguard against bacteria and viruses. Compare to Pelican Water, Express Water, SpringWell Water Filtration Systems, Ne Aqua Systems, Bluonics, Hardless NG, Culligan, APEC Water Systems, iFilters, & More!