NSF International

NSF International (NSF) is the world's leading product testing and certification organization for drinking water treatment units, plumbing products, municipal treatment chemicals and residential wastewater sytems. The NSF Mark is globally recognized and respected by regulatory officials, retail buyers, inspectors, consumers, and the manufacturing community. Call us or visit www.nsf.org for more information.


789 N. Dixboro Rd.
Ann Arbor, MI 48105
Phone: 734-769-8010
Fax: 734-769-0109

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Marcos, Fernando Bensoussan Join NSF Intl.

Marcos and Fernando Bensoussan joined NSF Intl. as strategic business manager and risk assessor, respectively, in the Center of Excellence for Building Water Health. The...

NSF Intl., ASHRAE Sign Memorandum of Understanding on Building Water Systems

NSF Intl. and ASHRAE have signed a memorandum of understanding (MOU) dedicated to protecting public health by establishing safe management practices for building water...

Microcystin: Danger in the Lake

Cyanotoxins are chemical contaminants in surface water formed by cyanobacteria. Also known as blue-green algae because of their ability to use photosynthesis like plants...

RO Certification: RO Efficiency Rating Certification

Reverse osmosis (RO) systems are water treatment devices that reduce a variety of total dissolved solids (TDS) and other contaminants by reversing the natural flow of...

NSF Intl. Certifies First Water Filters Reducing Microcystin in Drinking Water

Global public health organization NSF Intl. has developed a test method—NSF Protocol 477: Drinking Water Treatment Units—Microcystin—that verifies a water filter’s...

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