Tag

hydrostatic-testing

• July 23, 2026 · 4 min read

  Fire Extinguisher Hydrostatic Testing: The 5-Year vs 12-Year Schedule

  Which extinguishers hydro at 5 years, which at 12, why the interval is set by the agent inside, and how the hydro interacts with the 6-year internal exam under NFPA 10.