NSF Product and Service Listings

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NSF/ANSI 42
Drinking Water Treatment Units - Aesthetic Effects


A.O. Smith Corporation 
11270 West Park Place
Milwaukee, WI 53224 
United States 
800-527-1953 

Facility : Haltom City, TX

  Replacement Service Cycle Flow Rate  
Brand Name / Trade Name / Model Element (gallons) (gpm)   Claim

Plumbed-In to Separate Tap [Pb]
AO-US-100 AO-US-100R 200 .5(1)   Chlorine Reduction
Nominal Particulate Reduction, Class I
Taste and Odor Reduction
AO-US-200 AO-US-200-R 500 .5(1)   Chlorine Reduction
Nominal Particulate Reduction, Class I
Taste and Odor Reduction
AOW-2000 AOW-2000R 500(1) .5   Chlorine Reduction
Nominal Particulate Reduction, Class I
Taste and Odor Reduction
AOW-3000[3] AOW-3000-R 365(1) .8   Chloramine Reduction
Chlorine Reduction
Nominal Particulate Reduction, Class I
Taste and Odor Reduction

   
(1) Claims of capacity or rated service cycle are not applicable for mechanical filtration.
[3] Model is a reverse osmosis system and is also Certified to NSF/ANSI Standard 58.
[Pb] Product also evaluated and determined to possess weighted average lead content of
     <=0.25% and complies with lead content requirements for “lead free” plumbing as defined
     by California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking
     Water Act.

Point-of-Entry [POE]
AO-WH-FILTER[2] AO-WH-FILTER-R 600,000 7   Chlorine Reduction
Taste and Odor Reduction
AOW-FC600 AOW-FC600-R 600,000 7   Chlorine Reduction
Taste and Odor Reduction

   
[2] As of July 5, 2018
[POE] Product conforms to NSF/ANSI/CAN 61 health effects requirements.

Refrigerator Filter [Pb]
AO-FF AO-US-100-R 200 .5(1)   Chlorine Reduction
Nominal Particulate Reduction, Class I
Taste and Odor Reduction

   
(1) Claims of capacity or rated service cycle are not applicable for mechanical filtration.
[Pb] Product also evaluated and determined to possess weighted average lead content of
     <=0.25% and complies with lead content requirements for “lead free” plumbing as defined
     by California, Vermont, Maryland, and Louisiana state laws and the U.S. Safe Drinking
     Water Act.


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Number of matching Products is 7
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