NSF Product and Service Listings

These NSF Official Listings are current as of Friday, December 26, 2025 at 12:15 a.m. Eastern Time. Please contact NSF to confirm the status of any Listing, report errors, or make suggestions.

Alert: NSF is concerned about fraudulent downloading and manipulation of website text. Always confirm this information by clicking on the below link for the most accurate information: http://info.nsf.org/Certified/PwsComponents/Listings.asp?Company=4N190&Standard=061&


NSF/ANSI/CAN 61
Drinking Water System Components - Health Effects

NOTE: Unless otherwise indicated for Materials, Certification is only for the Water Contact Material shown in the Listing. Click here for a list of Abbreviations used in these Listings. Click here for the definitions of Water Contact Temperatures denoted in these Listings. Products certified to NSF/ANSI/CAN 61 comply with the health effects criteria in NSF/ANSI/CAN 600.

 
Ames Fire & Waterworks, a Watts Regulators Co. Division 
1485 Tanforan Avenue
Woodland, CA 95776 
United States 
530-666-2493


Facility : # 1 China

Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Strainer[1] [G]
LFAK 1/2" - 2" CLD 23 MLTPL 

[1] Products have a marking exemption which allow product NSF-61 Marking and labels bearing
    the <= 0.25%.
[G] Product is Certified to NSF/ANSI/CAN 372 and conforms with the 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.



Facility : # 4 Zhejiang, China

Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Valves[1] [G]
LFAFBV 1/2" - 2" CLD 23 MLTPL
LFAFBV-TC 1/2" - 2" CLD 23 MLTPL
LFAFBV-TC-TH 1/4" - 2" CLD 23 MLTPL
LFAFBV-TH 1/4" - 2" CLD 23 MLTPL
LFTC 1/2" - 3/4" CLD 23 MLTPL 

[1] Products have a marking exemption which allow product NSF-61 Marking and labels bearing
    the <= 0.25%.
[G] Product is Certified to NSF/ANSI/CAN 372 and conforms with the 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.



Facility : Franklin, NH

Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Backflow Preventers [G]
LF2000B-YY-ZZ[2] 1/2" CLD 23 MLTPL
LF2000BM1-YY-ZZ[1] 1" - 2" CLD 23 MLTPL
LF2000BM2-YY-ZZ[1] 1 1/4" - 1 1/2" CLD 23 MLTPL
LF2000BM3-YY-ZZ[1] 3/4" CLD 23 MLTPL
LF200B[2] 1/2" - 2" CLD 23 MLTPL
LF4000B-YY-ZZ[1] 1/2" CLD 23 MLTPL
LF4000BM2-YY-ZZ[1] 1" - 2" CLD 23 MLTPL
LF4000BM3-YY-ZZ[1] 3/4" CLD 23 MLTPL
LF400B[2] 1/2" - 2" CLD 23 MLTPL
LFU2000B-YY-ZZ[1] 1/2" CLD 23 MLTPL
LFU2000BM1-YY-ZZ[1] 1" - 2" CLD 23 MLTPL
LFU2000BM2-YY-ZZ[1] 3/4" - 1 1/2" CLD 23 MLTPL
LFU4000B-YY-ZZ[1] 1/2" CLD 23 MLTPL
LFU4000BM2-YY-ZZ[1] 3/4" - 2" CLD 23 MLTPL 

[1] YY			
    LBV   - Supplied without shut-off valves		
    Blank - Supplied with shut-off valves					
    ZZ - Any Combination of the following:		
         Blank - Standard unit		
         BC - Brass Cap		
         CT (or C&T) - Cap and teather
         FP - Gear Operated Ball Valve		
         LH - Locking Handles		
         S  - Strainer (LF777SI)		
         SH - Stainless handles		
         Z3 - Stainless handles and nuts		
         Z4 - Non-removable handles		
         Z5 - Special dipped test cock adapter
[2] Products may include one or more of the following prefixes or suffixes:
    S              - Lead Free Strainer
    LF (as prefix) - Lead free
    LF (as suffix) - Less fitting
    QT             - Quarter turn ball valve
    Options for non-wetted:
    C & T - Cap and tether test cock covers
    LH    - Locking handled ball valves
    SH    - Stainless handled ball valves
[G] Product is Certified to NSF/ANSI/CAN 372 and conforms with the 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.

Valves[3] [G]
AVS-C-(X) 2 1/2" - 10" CLD 23 MLTPL 

[3] (x) Connection options
    FLxFL - Flange by flange
    MJxFL - Mechanical joint by flange
    MJxMJ - Mechanical joint by mechanical joint
[G] Product is Certified to NSF/ANSI/CAN 372 and conforms with the 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.

Number of matching Manufacturers is 1
Number of matching Products is 21
Processing time was 0 seconds