Fireboy-Xintex MA Series Fire Extinguishing System - 450 Cubic Feet [MA20450227-BL]MA Series Fire Extinguishing System 450 Cubic Feet Fireboy Xintex clean agent fire extinguisher systems are designed to automatically discharge whenever the protected space's ambient temperature reaches 175 degrees Fahrenheit. When the Fireboy System discharges, the extinguisher is designed to fully empty the HFC 227ea (Heptafluoropropane) and 3M Novec Clean Agent in less than 10 seconds. No clean up is required. There is no powdery residue or water