Codes and Standards

ASTM Sets Standards for Stationary Wave Systems
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ASTM Sets Standards for Stationary Wave Systems

After three years in development, safety committee establishes standards for... More

Managing Innovation in the Pool and Spa Industry
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Managing Innovation in the Pool and Spa Industry

Third-party certification is the best method to ensure products meet performance... More

Welcome to the NSF International Family
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Welcome to the NSF International Family

Kudos to NSF’s recently certified companies More

Preventing the Next Recreational Water Illness Outbreak
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Preventing the Next Recreational Water Illness Outbreak

A look at how UV, ozone and advanced oxidation technologies protect the public... More

Monitoring Water Quality
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Monitoring Water Quality

How NSF/ANSI 50 can ensure the accuracy of water-quality testing devices More

It’s Here: The First NSF Pool Chemicals Standard
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It’s Here: The First NSF Pool Chemicals Standard

The scope of NSF/ANSI 50 Annex R focuses in the area of health effects parameters,... More

Go with the Flow: How NSF Created a Program to Evaluate, Test and Certify Flow Meters
What Emerged from the Failed NSPF/APSP Merger is Good for the Industry
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What Emerged from the Failed NSPF/APSP Merger is Good for the Industry

By now, everyone’s heard the announcement that the planned merger of NSPF and APSP... More

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NSF 2016 Supplement: Managing Innovation NSF 2016 Supplement: Managing Innovation

New pool products and technologies enter the market each year. Discover how NSF certification ensures performance and safety. More

Assessing Filter Efficiency
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Assessing Filter Efficiency

With the demand for everything ‘green,’ NSF seeks to establish criteria for more... More

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