Buckeye 46100 Carbon Dioxide 15 lb. Hand-Held Fire Extinguisher With Wall Hook is the trusted non-conductive clean agent and is most effective for dealing with electronic equipment fires. CO2 is suitable for use on Class B and Class C fires. Typical uses for protecting sensitive electronic equipment in offices, classrooms, churches, parking garages, and hotel/motel assembly halls and guest areas. For protecting sensitive electronic equipment in businesses such as retail stores, light manufacturing facilities, research facilities, auto dealerships, vehicle/aircraft/marine service centers, and manufacturing processes such as painting, dipping, and coating. Industrial-grade steel and aluminum cylinders with polyester powder coating designed to withstand harsh environments and rough usage.