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AO Smith High-Efficiency Reverse Osmosis
Sink filter

AO Smith High-Efficiency Reverse Osmosis

by AO Smith

97
Filter score
out of 100
Sink6 months lifespan
View product
Lab Tested
Yes
Categories
15
Certifications
1
Technologies
3

About

The A.O. Smith High-Efficiency Reverse Osmosis system is certified by WQA International against multiple NSF/ANSI standards. It effectively removes a wide range of contaminants, providing comprehensive water purification with high reduction rates for chemicals, bacteria, and emerging contaminants.

Score breakdown

How this filter earned its 97/100.

  • Verified contaminant removal · 15 Of 15 Categories With Measured Removal66.8/70
  • Lab data indexed · Indexed15/15
  • Certified by a recognized body · WQA10/10
  • Filter technology disclosed · Reverse Osmosis, Activated Carbon, Catalytic Carbon5/5

Lab reports

Independent testing data backing this product's score.

Filtration technologies

Reverse OsmosisActivated CarbonCatalytic carbon

Certifications

WQA

Contaminant removal

  • Chemical Disinfectants96%
  • Fluoride90%
  • Heavy Metals97%
  • Haloacetic Acids98%
  • Trihalomethanes95%
  • Herbicides98%
  • Microplastics99%
  • Nanoplastics45%
  • Semi-Volatile Compounds95%
  • Volatile Organic Compounds (VOCs)97%
  • Pesticides98%
  • Perfluorinated Chemicals (PFAS)98%
  • Pharmaceuticals95%
  • Radiological Elements98%
  • Microbiologicals99%

Sources