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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.


 
GEM Co., Ltd. 
61-20 Gagok-ro, Hwado-eup
Namyangju-si, Gyeonggi-Do 
12032 
Korea, Republic of 
82 31 559 0251
Visit this company's website


Facility : Gyeonggi-Do, Korea, Republic of

Joining and Sealing Materials

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Gasket/Sealing Materials [G]
GDE 6311 [1] C. HOT EPDM
GDE 7133 [1] C. HOT EPDM

[1] GDE 6311 and GDE 7133 compounds are molded into gaskets and o-ring seals. Certification
    requested for a maximum surface area to volume ratio of 2.0square inches/L.
[G] Product is Certified to NSF/ANSI 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.

    

O-Rings [G]
GDE 6311 [1] C. HOT EPDM
GDE 7133 [1] C. HOT EPDM

[1] GDE 6311 and GDE 7133 compounds are molded into gaskets and o-ring seals. Certification
    requested for a maximum surface area to volume ratio of 2.0square inches/L.
[G] Product is Certified to NSF/ANSI 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.

    


Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Diaphragms [G]
Membrane 50-3038 [1] C. HOT EPDM

[1] Certification requested for a maximum surface area to volume ratio of 2.0 square
    inches/L.
[G] Product is Certified to NSF/ANSI 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.

    


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