Wet In closet by front door On riser: Perform a 5-year internal inspection of the Fire Department Connection (FDC) check valve. NFPA 25 (13.4.2.1) Check valves shall be inspected internally every 5 years to verify that all components operate correctly, move freely, and are in good condition. Wet In closet by front door On riser: The tech will replenish the missing sprinkler heads in the spare headbox. Wet In closet by front door On riser: The outside PIV control valve is missing supervision. The tech will add supervision to prevent tampering with. Wet In closet by front door On riser: The current anti-freeze system's expansion tank is for potable water and not UL listed. The tech will replace the tank with a fire protection-rated type. Wet In closet by front door On riser: INFORMATIONAL PURPOSE ONLY: The information attached to the anti-freeze system indicates what the system protects, the type of solution, and the amount of solution used in the system is missing. The c