Search for NSF Certified Drinking Water Treatment Units, Water Filters

Searching for NSF Certified Drinking Water Treatment Units is quick and easy. If you have any problems, please contact NSF International.

For more info, visit the NSF Drinking Water Treatment Units Program.


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Reduction Claim   Choosing one or more Reduction Claim within an NSF/ANSI Standard will provide a list of all products certified for those claims, and also will include a complete list of all other claims for which those same products are certified. For an explanation of contaminant reduction claims, visit NSF's Drinking Water site

Reduction Claims for Drinking Water Treatment Units - Aesthetic Effects
Bacteriostatic Effects Chloramine Reduction Chlorine Reduction
Hydrogen Sulfide Reduction Nominal Particulate Reduction Taste and Odor Reduction
Zinc Reduction

Reduction Claims for Cation Exchange Water Softeners
Barium Reduction Efficiency Rated Hardness Reduction
Radium 226/228 Reduction

Reduction Claims for Drinking Water Treatment Units - Health Effects
1,1,1-Trichloroethane Reduction 1,1,2,2-Tetrachloroethane Reduction 1,1,2-Trichloroethane Reduction
1,1-Dichloroethylene Reduction 1,2,4-Trichlorobenzene Reduction 1,2-Dichloroethane Reduction
1,2-Dichloropropane Reduction 2,4,5-TP (Silvex) Reduction 2,4-D Reduction
Alachlor Reduction Arsenic (Pentavalent)<=50 ppb Reduction Asbestos Reduction
Atrazine Reduction Benzene Reduction Cadmium Reduction
Carbofuran Reduction Carbon Tetrachloride Reduction Chlordane Reduction
Chlorobenzene Reduction Chloropicrin Reduction Chromium (Hexavalent) Reduction
Chromium (Trivalent) Reduction Cis-1,2-Dichloroethylene Reduction Cis-1,3-Dichloropropylene Reduction
Copper Reduction Cyst Reduction Dibromochloropropane Reduct.
Dinoseb Reduction Endrin Reduction Ethylbenzene Reduction
Ethylene Dibromide Reduction Haloacetonitriles Reduction Haloketones Reduction
Heptachlor Epoxide Reduction Heptachlor Reduction Hexachlorobutadiene Reduction
Hexachlorocyclopentadiene Reduction Lead Reduction Lindane Reduction
MTBE Reduction Mercury Reduction Methoxychlor Reduction
Monochlorobenzene Reduction O-Dichlorobenzene Reduction P-Dichlorobenzene Reduction
PCB Reduction Pentachlorophenol Reduction Radon Reduction
Simazine Reduction Styrene Reduction Tetrachloroethylene Reduction
Toluene Reduction Toxaphene Reduction Trans-1,2-Dichloroethylene Reduction
Tribromoacetic Acid Reduction Trichloroethylene Reduction Trihalomethanes (TTHM) Reduction
Turbidity Reduction VOC Reduction Xylenes Reduction

Reduction Claims for Ultraviolet Microbiological Water Treatment Systems
Disinfection Performance, Class A Disinfection Performance, Class B

Reduction Claims for Reverse Osmosis Drinking Water Treatment Systems
1,1,1-Trichloroethane Reduction 1,1,2,2-Tetrachloroethane Reduction 1,1,2-Trichloroethane Reduction
1,1-Dichloroethylene Reduction 1,2,4-Trichlorobenzene Reduction 1,2-Dichloroethane Reduction
1,2-Dichloropropane Reduction 2,4,5-TP (Silvex) Reduction 2,4-D Reduction
Alachlor Reduction Arsenic (Pentavalent)<=300 ppb Reduction Arsenic (Pentavalent)<=50 ppb Reduction
Asbestos Reduction Atrazine Reduction Barium Reduction
Cadmium Reduction Carbofuran Reduction Chloropicrin Reduction
Chromium (Hexavalent) Reduction Chromium (Trivalent) Reduction Cis-1,2-Dichloroethylene Reduction
Cis-1,3-Dichloropropylene Reduction Copper Reduction Cyst Reduction
Dibromochloropropane Reduct. Dinoseb Reduction Ethylene Dibromide Reduction
Fluoride Reduction Haloacetonitriles Reduction Haloketones Reduction
Heptachlor Epoxide Reduction Heptachlor Reduction Hexachlorobutadiene Reduction
Hexachlorocyclopentadiene Reduction Lead Reduction Lindane Reduction
Methoxychlor Reduction Nitrate/Nitrite Reduction O-Dichlorobenzene Reduction
P-Dichlorobenzene Reduction Pentachlorophenol Reduction Perchlorate Reduction
Radium 226/228 Reduction Selenium Reduction Styrene Reduction
TDS Reduction Trans-1,2-Dichloroethylene Reduction Tribromoacetic Acid Reduction
Trichloroethylene Reduction Trihalomethanes (TTHM) Reduction Turbidity Reduction
VOC Reduction Xylenes Reduction

Reduction Claims for Drinking Water Distillation Systems
Arsenic Reduction Barium Reduction Cadmium Reduction
Chromium (Hexavalent) Reduction Chromium (Trivalent) Reduction Copper Reduction
Fluoride Reduction Lead Reduction Perchlorate Reduction
Selenium Reduction TDS Reduction

Reduction Claims for Shower Filtration Systems - Aesthetic Effects
Free Available Chlorine Reduction
 

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