1、Main Function: Fan blade replacement parts are widely used for various wood stove fans to help dissipate the heat from the room and add extra warmth to keep your space comfortable this winter. 2、Working Principle: The stove is heated by fan, without fire hazard. The stove fan uses the heat on the stove surface to rotate, and automatically adjusts the speed with the temperature on the stove surface. 3、Good Features: Stove fan blade replacement with 4 blade design, low noise, high temperature resistance, easy to install and use. 4、Aluminum Alloy Material: The fan blade is made of aluminum alloy material, which is sturdy and durable, practical, and long lasting to use. 5、Replacement Fan Blades: As a necessary accessory, heat powered stove fan blades can be replaced at any time to extend product life.