NSF Product and Service Listings

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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.

3958 Ruger Drive
Royse City, TX 75189 
United States 

Facility : Denver, CO

Protective (Barrier) Materials

    Water Water
  Water Contact Contact Contact
Trade Designation Size Restriction Temp Material

Concrete Admixture  [5] [G]
CHRYSO Air G 100[2] [3] CLD 23 CMNT
CHRYSO EnviroMix 300[4] [3] CLD 23 CMNT
CHRYSO Optima 249[5] [3] CLD 23 CMNT

[2] Certified for a maximum use level of 1 oz/100 lbs cement.
[3] Certified for tanks 200 gallons and greater, pipe 4” and greater, and fittings 4” and
[4] Certified for a maximum use level of 14 oz/100 lbs cement.
[5] Certified for a maximum use level of 12 oz/100 lbs cement.
[5] Certified for a maximum use level of 12 oz/100 lbs cement.
[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.


[1] Only products bearing the NSF mark on the product, product packaging, and/or
    documentation shipped with the product are Certified.

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