Notice of Non Compliance and Repair Proposal Guardian Fire Protection recently inspected the fire extinguishers at your establishment in accordance with applicable state statutes, local fire codes and NFPA guidelines. While inspecting your extinguishers, they determined to be "Non-Compliant" per local fire codes. The attached proposal summarizes the non-compliance issues that were found during the inspection and the costs and actions needed to correct them. 6 Year Maintenance Due NFPA 10 7.3.6 Six-Year Internal Examination of Certain Types of Extinguishers. Every 6 years, stored-pressure fire extinguishers that require a 12-year hydrostatic test shall be emptied and subjected to the applicable internal and external examination procedures as detailed in the manufacturer’s service manual and this standard. 12 Year Hydrostatic Testing Due NFPA 10 8.1.1 Pressure vessels used as fire extinguishers and specified components of fire extinguishers shall be hydrostatically tested in accordance w