NSF TMV2 Installation and Commissioning Guide
June 8, 2020
TMV2 scheme guidance for the installation, commissioning and in-service testing of TMV2-certified thermostatic mixing valves (TMVs) for use in domestic type installations. This was developed in consultation with industry and trade associations.
How NSF Can Help You
Get in touch to find out how we can help you and your business thrive.
What’s New with NSF
NSF Launches Protocol 549 for Glyphosate Reduction Claims
October 14, 2026P549 is the first standard globally that validates glyphosate reduction performance of water filtration systems and products.
Information Systems Security Association (ISSA) Welcomes NSF’s Brian Schultz into the 2026 Hall of Fame
September 10, 2026Lifetime achievement recognition honors exceptional leadership and lasting contributions to the cybersecurity profession.
NSF Welcomes Nicole Parent Haughey to Board of Directors
September 10, 2026NSF's appointment of Nicole supports the organization's continued focus on long-term growth and transformation.
NSF Launches Independent Certification Standard for Compact Products
August 25, 2026New third-party certification verifies products cutting materials and shipping impacts while maintaining safety and performance.