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.

D.I. Enviro Corporation 
105, Mireuk-ro, Daedeok-myeon
Anseong City, Gyeonggi-Do 456-832 
Korea, Republic of 
82 2 3441 9300
Visit this company's website

Facility : Gyeonggi-Do, Korea

Mechanical Devices

    Water Water
    Contact Contact
Trade Designation Size Temp Material

Filter Underdrain [G]
Hydro Underdrain Block [1] CLD 23 MLTPL

[1] Maximum surface area: 8.0 sq. ft. per sq. ft. filter area.
    Minimum flow: 2 gallons/minute per sq. ft. filter area.
[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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