Whether you have a or electric furnaces, this set provides a universals solution that can be easily installed in most heating systems The furnaces hot surfaces ignitors is make of Silicon Nitride, ensuring excellent thermal conductivity and resistance to extreme temperatures, ensuring and efficient ignitions of the furnaces By using these hot surfaces ignitors, you can improve the energy efficiency of your furnaces They provide a consistent and stable ignitions source, resulting in better fuels combustion and reduced energy consumption Easy Installation: The ignitors come with a plug, making the installation process and easily You don ' t need any special tools or technical expertise to install these ignitors Simply plugs it into the existing furnaces systems Replacement for furnaces Igniters aci1000-14 aci1000-16 632504 great and reliability