All extinguishers required to be certified annually. Each year a licensed technician must examine the exterior of each extinguisher.
The technician will be checking the: Mechanical parts, extinguishing agent, and physical condition. Mechanical parts include the handle, pins, and safety tamper seals, are intact and ready for use. The extinguisher should be full and be within the weight requirements listed on the label. The dial displaying service pressure should be in the green and the shell of the extinguisher should be free of rust and or damage. Each certified unit should have a yellow annual certification tag punched with the date of the examination, an expiration date, what type of maintenance was performed, and the class of chemical inside. Each certification tag should also be filled out with the serial number of the unit it is attached to, the name and permit number of the technician, and the license number of the company.
Annual Maintenance - Every year, your fire extinguishers will have an external maintenance and be serviced by a licensed and permitted fire extinguisher technician. The service provided to the business owners by the fire safety company to help the business remain safe, stay in compliance with fire code, and meet insurance requirements as well.
6 Year Internal Maintenance - Every six years the fire extinguishers must undergo a process known as a six-year maintenance.
12 Year Hydro Static Test – Every twelve years the fire extinguishers must undergo a process known as a hydrostatic test. The frequency of the hydro static test varies based on the type of extinguisher however, in most cases of ABC dry chemical extinguishers.