Guarantee the quality, performance, and safety of water products and systems with NSF’s extensive range of certifications and services.
Explore Our Solution Areas
Municipal Water Systems and Products
Have your municipal water products and systems thoroughly tested and certified. This includes everything from water storage tanks and reservoirs to water meters and individual components.
Verify the compliance of your plumbing products with the necessary standards and plumbing codes.
Materials and Ingredients
Verify the compliance of materials and ingredients with both North American and international standards.
Test and certify water filtration and treatment systems, tailored for municipal, residential, or commercial use.
Treatment Chemicals and Media
Ensure global regulatory compliance by obtaining certification for your water treatment chemicals and media. The safety of drinking water is inherently linked to the quality of chemical aids and filtration media employed in its treatment.
Onsite Wastewater and Water Reuse Systems
Ensure that your on-site wastewater treatment or water reuse units meet all regulatory requirements.
Pool and Spa Products
Test and certify your pool and spa equipment and water treatment chemicals to guarantee their adherence to national health, building, and construction codes.
Water Management and Safety
Create a management plan to enhance both the safety and efficiency of your water networks.
Water and Wastewater Standards
NSF's consensus standards cover an extensive range of products for the water and wastewater industries to help ensure the quality and safety of these products in the marketplace.
Information Security Management Systems
Strengthen information security for your business, satisfy customer expectations and do your part in protecting the water sector from risk.
Quality Management Systems
Demonstrate to your customers, regulators and the public your commitment to quality by establishing and certifying your management systems.
Guide to NSF Electrical Certification Marks and LabelsArticle
Read more about NSF’s electrical and fire safety certification marks.
How to Ensure Compliance With the UK’s Regulation 4Article
In this article, we'll explore the problems facing plumbers and installers in the UK, and how they can confirm compliance with the UK's Regulation 4.