NB 369 National Board of Boiler and Pressure Vessel Inspection Certified & Authorized Inspection Agency (AIA)


Our team at ABI is dedicated to quality inspections. The combined knowledge of our team has an outstanding 80+ years of experience inspecting all safety features and aspects of boilers of all size and scope ranging from small miniature sterilizers to boilers over 60 million btu’s! Our team works with you for New Installation Inspections, Recurring State Certification Inspections, Fitness For Service Inspections (FFS), and ASME Regulation Inspections.


All Inspections are performed in accordance with the requirements of the National Board of Boiler and Pressure Vessel Inspectors

National Inspection Services: Pressure Vessel (NB 6) and Fitness for Service (NB 403) & Other Services

National Board Certification also means we regularly assist businesses with required Inspections. From Nevada, Colorado, or California to Illinois, Alabama, and even Alaska, ABI is experienced in many Industries including:

  • Mining
  • Oil & Gas
  • Dept of Defense
  • Food Grade Plants
  • Production
  • Fabrication
  • Healthcare
  • Hospitality

Are you a Mechanical Company or Plumber?

NEW & REPLACEMENT INSTALLATIONS: Receiving your Boiler Certification:

  • Power Boilers
  • Steam Heat
  • Sterilizers
  • Hot Water Heaters
  • Hot Water Systems
  • Pressure Vessels

If your State requires you to have a 3rd party Authorized Inspection Agency, we can fulfill your Jurisdictional Inspection requirements.

Arizona Boiler Certificate Renewal:

As Arizona’s largest local AIA, Arizona Boiler Inspectors are fully staffed and equipped to assist your business in achieving your Certificate of Operation Renewal from the State of Arizona in a timely manner. Our Inspectors work closely with the Chief Boiler Inspector for the State to stay up-to-date on ASME Boiler and Pressure Vessel Code so that when your inspection is complete, the State can authorize your business Operating Certificate. If any deficiencies are found, we continue to work with you through any process to correct those until they are fully resolved and no violations remain.

AZ Boiler Safety Rules

  • Canyon Diabo Spirits
    ABI was a great help in getting our boiler inspected and assisting us with certification and providing technical advice. Highly recommend ABI!
    Canyon Diabo Spirits
  • Tucson City Convention Center
    Rod Bradley was very professional and much more thorough than our previous inspector. We did have deficiencies to address, but he was very positive and helpful
    Tucson City Convention Center
  • Sollid Cabinetry
    Bill Randall was more than helpful. Bill's response time, clarity & knowledge are the best I have ever experienced in the years of communicating and working with inspectors of any kind. Thanks for all the help Bill!
    Sollid Cabinetry

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ABI's Inspection team is the best in the valley. We have been inspecting industrial tanks boilers and pipes for decades and have years of experience inspecting, diagnosing and recommending repairs and maintenance for commercial boilers and water heaters. We can help keep you, your team and your equipment safe.

What's the worst that could happen?


Neglected Boilers

Not sure you want to take the time to get your boiler inspected? Here are a few reasons not to blow it off:


Mandatory Inspections

Inspections on commercial and industrial boilers are still required by the state, they are just not provided by the state anymore.


Catastrophic Failure

Boilers are basically large water filled pipe bombs. They are large steel tanks filled with two things that are best at destroying steel: water and extreme heat...

Need some clarification before you schedule your inspection?

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  • Q: Why do boilers need inspections?
  • Q: How often should power boilers be inspected?
  • Q: What kind of inspection do direct-fired steam-jacketed kettles need?

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