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Recreational Water Product Testing and Certification Programme

NSF/ANSI/CAN 50: Ensuring safety and performance for pools, spas, and water facilities.

What does NSF/ANSI/CAN 50 cover?

This standard applies to chemicals, materials, products and systems used in recreational water facilities, including:

  • Swimming pools and spas
  • Hot tubs
  • Water parks and spray pads
  • Floatation centres.

Comprehensive product testing

Our testing process evaluates:

  • Material safety and durability
  • Life-cycle performance and output
  • Design and construction requirements
  • Marking, installation and use instructions.

Beyond NSF/ANSI/CAN 50

NSF can also test and certify to other recognised industry standards, including: 

  • APSP
  • ASME
  • ASTM
  • IAPMO
  • UL standards.

Partner with NSF for trusted certification that ensures compliance, builds customer confidence and opens doors to new markets.

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.

Ready to Get Certified by NSF?

Start your certification journey today.

What’s New with NSF

  • NSF Achieves European Accreditation for Drinking Water Product Certification Ahead of 2027 EU Deadline

    July 22, 2026
    The ISO/IEC 17065 accreditation from BELAC complements NSF’s testing capacity, enabling end-to-end support for EU Drinking Water Directive (DWD) readiness ahead of the January 2027 deadline.
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  • NSF Awards World-First Community Catch Certification to Orkney Crab Fishery

    July 13, 2026
    Milestone certification sets a new benchmark for small-scale fishery sustainability and social responsibility.
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  • NSF Issues First-Ever MSC Certification for an Eel Fishery to Perupez S.A.C. and Sakana del Peru

    June 19, 2026
    Third-party certification plays a key role in independently verifying the sustainability of seafood operations.
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