Firechief Copper 1818 Polished 2kg Powder Fire Extinguisher is widely recognized and trusted by resellers and end-users alike. All extinguisher bodies are single pieces, lightweight aluminum with robust resin valve and lever set and the choice of chrome, copper or gold extinguisher can make them perfect for a design-led interior space. The 1818 name commemorates the 200th anniversary of the invention of the fire extinguisher.