1. Ideal Heating: This 4 blade fan can better distribute and circulate the heat generated by the stove, building you a comfy room full of warmth.2. Saving Energy: Powered by heat, the stove fan can auto adjust the speed in accordance with the temperature, no battery or electricity required.3. Work: Suits perfectly for coal, pellet or wood burning fireplaces, the fan blade with low noise ensures stable working performance.4. Good Material: Adopting premium aluminium alloy material with a sturdy structure, not easy to deform, and very durable for long term using.5. The Using Tip: The fan blade is ideal for 60℃‑370℃, that is, 140℉‑680℉, and please remove the fan blade when the temp is higher than 370℃.Spec:Item Type: Stove Fan BladeMaterial: Aluminium AlloyBlade Specification: 4 BladesDiameter: Approx. 180mm / 7.09in (2% Error)How to Use:Take out the product and install to use. Package List:1 xStove Fan Blade1 x Hex Wrench2 x Screw