Fireboy-Xintex Automatic Vertical Fire Extinguisher w/Heavy Duty Bracket - 175 Cubic Feet Volume ProtectedAutomatic Vertical Fire Extinguisher with Heavy Duty Bracket 175 Cubic Feet Volume Protected This fire extinguisher provides clean agent fire suppression and is meant to be mounted vertically with the heavy duty bracket. Features: Discharge is automatic at 175 degrees F (79 degrees C) for round the clock engine compartment fire protection Total flooding of the engine compartment in less than 10 seconds for fast smothering of the fire FK 5 1 12 clean