This fire alarm permit is to upgrade an existing FACP as indicated on the submitted fire alarm plan. The permit includes the addition of manual pull stations at all exit doors and duct smoke detectors will be installed in the return air systems of the existing air handling units. Two new NAC panels are to be installed to accommodate the new building audible visual notification appliances and existing audible visual notification circuits will be expanded or modified as required. This is a non sprinkled building. No building permit is associated with this fire alarm upgrade.