Updated at: 21-06-2022 - By: Sienna Lewis

Do you have any idea, but how do stove fans work? Ingenious inventions like stove fans allow you to boost the amount of heat your stove radiates significantly. Due to wood burners becoming an essential home appliance over the past few years, demand for this product has also increased.

Do you know how stove fans operate? Using stove fans, you may greatly increase the amount of heat your stove emits. Wood burners have become a household necessity over the past few years, which has led to an increase in demand for this product.

How A Stove Fan Work

Do you have any idea how stove fans operate? Using stove fans, you may increase the amount of heat your stove emits dramatically. Increased interest in this product is due to the rise in popularity of wood burners in recent years.

Woolly Mammoth Swift Plus Stove Fan - Black - £54.36 :

Burner fans, on the other hand, can quickly heat even the largest of spaces. It’s a common misconception that stove fans are driven by electricity or batteries. The vast majority of stoves can benefit from the use of a stove fan. The burner must achieve a certain temperature before the fan may be activated. The heat from a stove is used to power the motor of a stove fan. The engine is propelled by the temperature differential between the fan’s front surface and its top when it is whirling.

Typical fan motors use the thermopile principle, which is a simple mechanism that generates a voltage between two semiconductors of changing temperatures.

Uses Of A Stove Fan

Almost all of the heat created by your stove escapes into the atmosphere because of the law of conservation of energy. Your inefficient use of resources is evident here.

Installing a stove fan on top of the stove will help spread heat around the room. There will be fewer hotspots in your home, and your energy bills may go down, if you include convection instead of relying entirely on radiated heat.

With a stove fan, you’re able to keep the temperature in the room at a suitable level while also boosting the amount of ventilation. When compared to cooling fans, heat-powered fans produce a mild breeze. The temperature in your home will be more even if you don’t use the fan.

Does the stove fan have batteries?

No. Since it runs on heat, the stove fan can be considered a form of internal combustion engine. Heat difference between base and fan top drives the motor, which in turn drives blades, while cooling fans in the back help keep top of fan at a much lower temperature, ensuring constant rotations.

The fan’s tiny motor is a thermoelectric motor, a remarkably simple device that generates a voltage between two semiconductors by heating them to various temperatures. It’s not a lot of power, but it’s enough to move the fan’s blades.

Does it work on all stoves?

Only stoves that reach a minimum temperature will have the fan turn on. In order to start working, it is necessary to heat up the base first, which is why it takes so long to get to operating temperature for the blades to start turning. ‘Low temperature’ fans are required for some stoves since they are designed to run on stoves that don’t reach extremely high temperatures. However, in general, a fan is useful for most stoves.

What is the best position for the fan?

If you want to get the most out of your fan, it’s important to remember that it needs room behind it. For this reason, you will see a fan drawing cooler air from behind you. If you place the back of the fan against a wall or flue, you’ll end up with a less-than-optimal arrangement. It’s best if you can position the fan such that it blows warm air out of the room and not into the room itself.

Can the stove fan get too hot?

Yes. The motor can be damaged if the fan overheats. Check the temperature with a stove thermometer to see if it’s getting too hot for your fan to handle. Try repositioning it in a cooler area of the stove or removing it entirely if you see it getting too hot. Make sure to check your fan’s specifications before using it to avoid overheating.

How Does a Wood Stove Fan Work?

A stove fan is a must-have if you want to get the most out of your wood burning stove in terms of heat production. You may be wondering how a wood stove fan works.

A wood stove fan, like a fan you use in the summer, blows the warm air produced by the stove around the room or into another room, increasing the stove’s heating capacity.

Cooktop fans perform this by spreading heated risers created by stoves to avoid them to be confined to the ceiling. This reduces the amount of wood you need to burn while also increasing the comfort of your space.

There is no way for the warm air to be dispersed throughout the room without a stove fan, so you’ll require a lot of sitting around the stove. Most of the heat is wasted to the outside through the piping or the chimney rather than being used to keep your home at a comfortable temperature.

The fact that stove top fans can be used with pellet stoves is worth mentioning here.

Wood Stove Fans and Blowers

There is also the option of utilizing a blower in addition to wood stove fans. stove fans and blowers are sometimes used interchangeably, although they are two very separate devices that seek to do the same thing: disbursing the heated air from the stove into the rest of the house.

You may use a wood stove fan to circulate the air around your stove by pointing it in the direction you want it to go. Despite the fact that there are two primary varieties of stove fan, we’ll go into more detail in the next section.

They’re composed of heat-resistant tubes and may be inserted right into your oven. The air in the room is drawn into the tubing, heated, and recirculated by the burner.

In contrast to the fan of a wood stove, this is not an inactive operation. An electrical outlet is required to power the blower’s air intake. Despite the fact that many wood stoves may be purchased with a blower already installed, many users discover that the stove fan outperforms them both in terms of efficiency and noise levels.

Stove top fans save you money on your heating bills since they eliminate the need for extra heating and also reduce the amount of wood you burn. Why is a fan so effective, though? In case you’re curious, how does a wood stove fan work?

How a Wood stove Fan Works: The Science

Wood stove fans that do not require an external power source or a battery but function utilizing alternative fundamental principles to create the energy they need to spin the blades are available. TEG (thermoelectric generator) and SE (Stirling engine) stove fans are available, with the former being the more popular.

TEG Fans and the Seebeck effect

There are positive and negative electrical semiconductors used in the TEG fan’s thermoelectric module. The difference in temperature that occurs when heat is transmitted from the hot stove to the cold fan generates an electrical current.

The Seebeck effect is the name given to this concept. A phenomena that occurs when the temperature of two semiconductors differs, resulting in an electrical current.

The fan’s wires carry this electricity to a rotary motor, which in turn turns the fan blades.

In addition to being safe and reliable, this type of fan relies solely on the stove’s output for its power. Popular stove fans like the Voda 4 blade can be found on Amazon by following this link.

Stirling Engine Fans: Cyclic Compression and Expansion

As previously explained, the Stirling engine moves two pistons, which in turn run the fan blades, using the heat from the stove.

One portion of the engine is exposed to cool air, whilst the other is exposed to the hot air generated by the stove. The expansive hot air causes one piston to contract while the cold air causes the other piston to retract.

One portion of the engine is exposed to cool air, whilst the other is exposed to the hot air generated by the stove. The expansive hot air causes one piston to contract while the cold air causes the other piston to retract.

The stove generates a lot of hot air, therefore one part of the engine is exposed to that air. During the expansion of the hot air, one piston contracts, while another retracts because of the cold air.

Stirling engine stove fans, on the other hand, are much more powerful, quieter, and visually stunning. Warpfive Stove Fans, makers of the greatest Stirling engine wood stove fans, have a maintenance kit that can be purchased on Amazon here.

Secrets Of The Stove Fan - Valiant Stoves

Temperature Requirement

Since both types of stove top fans rely solely on the heat from your stove to operate, a certain temperature is required before they will turn on. According to the materials used in the blades and the quality of the semiconductors, this minimum temperature can vary between manufacturers.

  • For TEG fans the minimum temperature is between 150-200F (65.5- 3C)
  • Between 150 and 200 degrees Fahrenheit, the minimum temperature for TEG fans (65.5- 3C)

Once the minimum temperature is reached, the fan will not be spinning as fast as it can and the hotter the base of the fan gets, the faster the blades will spin until they reach a maximum rotary limit.

Fan blades will continue to accelerate until they achieve their maximum rotational speed until the fan base reaches a predetermined minimum temperature, at which point the fan can no longer spin as quickly as it once could.

Stove Fan Placement and Safety

As a last thought, here are some pointers for using and installing a stove fan safely.

The fan may be directed in any direction you like. A wall or an open corridor may be better options, depending on your preference for how the hot air is disbursed and mixed with the cool air in the room.

Proper stove fan placement is critical for both safety and efficiency. To begin, make certain that your stove’s fan is resting on a level surface. If you have a flue pipe, be sure that it isn’t in the way.

Ideally, it would be located in the centre of the stove, at the back edge, so chilly air from the back may be pulled in and mixed with the warm air before being dispersed throughout the house.

Never move or touch the fan once it has begun. Burns can be inflicted on the bottom of the fan. To avoid damaging it, don’t move it until it has cooled completely. Keeping it out of the reach of youngsters is generally a good idea, but this is especially true when it’s in use.

Reviews of the Best Wood Stove Fans

To get a better idea of what you’re looking for, weigh the benefits and drawbacks of each of these wood stove fans. Think about your individual demands, the amount of space you have, and how frequently you use your stove before making a purchase.

Best Overall: ECOFAN 812AMXBX AirMax Heat Powered Wood Stove Fan


  • It is able to handle both large and tiny spaces.
  • It will take a third less time to heat the space.
  • No additional power is required to run this fan.
  • It has been put to the test in Canada’s hard winters.
  • The use of this fan results in a 14 percent reduction in fuel usage.
  • You will use 18% less gasoline if this fan is used.
  • The room heats up 38% faster with the stove fan in place!
  • This type was developed after extensive testing in Canada’s bitter winters.


  • In terms of speed, it isn’t very efficient.
  • Its life expectancy is really short.
  • The fan is running at a high speed and making a lot of noise.
  • It isn’t as strong as it appears, especially in drafty environments..

This fan does not require any electricity and comes with a two-year warranty. It’s perfect for both large and small spaces, and it’s composed of high-quality materials that are built to last. It’s an attractive fan that saves money on gas and evenly heats the room. It’s short-lived, but it provides you a nice boost without using any additional electricity.

There is a 31 percent increase in room temperature with this Ecofan model, which is medium in size. If you have a room that is less than 240 square feet, this is a great option. With a limited warranty of only two years, you may rest assured that it has been put to the test in the harsh Canadian winters.

Once it gets going, this type is excellent for chilly winters. It may be a little noisy, but it will save you money in the long run.

Runner-up: VODA 4-Blade Heat Powered Stove Fan


  • PROS
  • The material is very durable giving it a long lifespan
  • Because of the material’s long-term durability, it can be used for many years.


  • If dropped, the blades can be bent back to their original shape.
  • A proper placement is required, otherwise its effectiveness is reduced.

With no need for electricity or batteries, this model is designed to work in complete silence. With a long-lasting material, it will work faster when the room is heated, and slower when it is cooler. 660F is the maximum temperature at which it can operate.

It must be handled with care, but once it is in the proper area, it functions perfectly. It has a long shelf life and can be used as a fuel source for an open flame.

Best for the Money: VODA VDSF654B


  • The fan on this stove runs quietly.
  • Despite its modest size, it is extremely effective.
  • Anodized aluminum is used for the base of the fan, which prevents rust and extends the fan’s life.


  • The only way to get the most out of it is to place it precisely.
  • Because the blades appear to be a little out of whack, they make it easy to tip over

This type has a maximum temperature of 660F, making it long-lasting and quiet. It has four aluminum blades and doesn’t require any extra power.

When used correctly, this model’s light weight is an asset. Despite its small size, it has a powerful motor that runs quietly.

Best Wood Stove Fan No Electricity: Ecofan 810CAKBX


  • No additional power is required to run this fan.
  • It will take a third less time to heat the space.
  • The use of this fan results in a 14 percent reduction in fuel usage.
  • This type was developed after extensive testing in Canada’s bitter winters.


  • In terms of speed, it isn’t very efficient.
  • The fan is running at a high speed and making a lot of noise.

There is a 31 percent increase in room temperature with this Ecofan model, which is medium in size. If you have a room that is less than 240 square feet, this is a great option. With a limited warranty of only two years, you may rest assured that it has been put to the test in the harsh Canadian winters.

Once it gets going, this type is excellent for chilly winters. It may be a little noisy, but it will save you money in the long run.

Best Thermoelectric Fan Wood Stove: TOMERSUN 3 Blades Wood Stove Fan


  • This model is completely silent when it’s running.
  • With the use of the bimetallic safety device, longevity and durability can be improved.
  • The stove heats it up automatically, making it easier to use.


  • It’s not as powerful as a standard ceiling fan.
  • Overheating it will result in its demise. In spite of its 660-degree claim, it has issues even at cooler temperatures.

This type, which is small and lightweight, requires no external power source. It is powered by TEG and runs quietly. At high temperatures, the bimetallic safety device serves to protect the interior parts.

This type is a good little-added-extra to get more out of your stove because it has safety precautions to protect it and silent operation. Because it isn’t the most powerful, you should use it in a smaller space.

Types of Wood Stove Fans

Wood stove fans have a few types. These are only a few examples:

Built-in Wood Stove Fans

There are numerous variations on the theme of wood stove fans. These are some examples:

EcoFan Wood Stove Fan

EcoFans are compact and may be placed on top of a stove, making them ideal for use in small spaces. They don’t need electricity and operate on the principle of energy conversion. They use the stove’s heat to generate electricity.

The aluminum base of the fan is heated by the stove’s heat, resulting in a temperature difference. This difference generates low-voltage electricity, which in turn, drives the fan.. These devices are both functional and energy-efficient.

AC Infinity Muffin Fan

Electricity is required to run the AC Infinity Muffin Fan. A number of different projects can be replaced with it. An aluminum vane and a heavy-duty cable are included in the package.

Von Haus vs. Ecofan Wood Stove Fan – Comparison Overview

A comparison has been made between the Ecofan and Von Haus Wood burner fans, as shown below. This can assist you in making an informed decision.


Both of these fans are self-powered and do not require any external power source. The heat from the fireplace is converted into electrical energy, which drives the blade.

They both operate at a temperature that is very close to each other.

They have a higher fan speed since they are very efficient.

Because they don’t use power to operate, these fans are much more cost effective than conventional electric fans.


The number of blades in each fan is one of the most significant variations between the two. Unlike the Ecofan AirMax, which only has two blades, the Von Haus has four, with the option of adding a sixth.

The CFMs are different. With a CFM of 175, the Ecofan is less efficient than the Von Haus, which is more powerful.

Unlike the Ecofan stove fan, the Von Haus stove fan does not come with a warranty.

Another difference is between the spread of warmth and intensity. The Von Haus spreads heat to a larger distance as compared to an Ecofan Stove fan.


Another variation is in the intensity and spread of warmth. The Von Haus fan distributes heat more widely than the Ecofan Stove fan.

Do stove fans make a difference?

The stove fan does reduce the amount of heat required by the stove, but its primary purpose is to provide a more comfortable cooking environment rather than to save money. There is less fuel needed to heat the room, which cuts my utility costs.

Do wood stove fans really work?

A wood stove fan can swiftly and easily heat your home without the use of any liquid fuel or electricity. You don’t have to worry about the noise level because they are completely silent. In addition, it provides 20–25 percent faster heating than a conventional fan without a stove.

What temperature do stove fans work?

For the most part, you’ll discover that most stove fans function within a temperature range of 65 degrees Fahrenheit to 345 degrees Fahrenheit. Your fan may not work at all if the temperature is lower than this.

How do wood stove fans work?

The motor that drives the fan blades of a wood stove fan is powered by a Peltier device. The bottom half of a wood stove fan conducts heat from the stove, and the temperature difference between the top and bottom half generates an electrical current.

Where do you position a stove fan?

When it comes to getting the most use out of your new Stove Fan, where you put it is critical. Despite what you would think, your stove fan can overheat! Positioning the stove top fan as far away from the flue pipe as feasible is the usual rule of thumb.

Secrets Of The Stove Fan - Valiant Stoves

Where should I place my stove fan?

What should I do with my Ecofan in terms of placement? On your stovetop, make sure to place the Ecofan in a location where cold air can be drawn from behind and over its cooling fins. Place the Ecofan behind the stove, not in front of the stovepipe.

Do you need a wood stove fan?

Warm air is sent out of your room through a vent in the back of the stove. While there are various heat-powered wood stove fans available, it’s important to understand the basics of their functions so you can make an informed decision. The five greatest wood stove fans for 2022 are listed below.

What is a Wood Stove Fan?

Using a wood stove fan helps to distribute the warm air generated by a wood-burning stove. Rotating blades of the fan move warm air around the room. In order to achieve a more uniform distribution of heat. The fan on a wood stove serves to circulate the heat generated by the stove to warm the area more quickly and avoid cold spots.

The majority of these stoves use heat from the stove to turn, thus they don’t require any additional electricity. Also, they don’t have to go from a plug socket to the stove to use this appliance.

How Does a Wood Stove Fan Work?

Nowadays, wood stove fans are powered mostly by one of two techniques. A Sterling Engine or a Thermoelectric Power Generator is the most widely employed technology (TEG). Because of its high level of reliability, the TEG is probably the most widely utilized technology.

The stove heats up the Sterling Engine mechanism, which in turn powers the mechanism. As the force passes through its cycles, heat is compressed and expanded.

When hot air expands, one piston contracts, and when cold air enters, another piston retracts. Through this process, the thermal energy becomes mechanical energy, which drives the fan in its rotating motions. The heat generated by Sterling Engine Technology comes directly from the stove. In this system, there is no transfer of electricity.

Positive and negative semiconductors are used in thermoelectric power generators. Heat is transferred from the stove to the fan, which is made of a colder metal. An electrical current is formed as a result of this exchange of energy.

The Seebeck Effect is a scientific phenomena that causes this. The fan spins because of this kinetic energy.

What is the Ideal Location for a Wood Stove Fan?

Performance can be affected by the placement of your fan. Make sure your fan is on a flat surface. Look for a material that isn’t going to be damaged by a rough surface. Your stove fan should be situated in the middle or back of the stove, ideally. The flue pipe should be as far away from the fan as practicable.

The ideal location is in the middle of the stove, near the edge. Cooler air from behind the stove can be drawn in and passed over the fan’s blades to assist it get going.

Features to Consider Before Getting a Wood Stove Fan

Consider a few of the additional perks that come with a wood stove fan before making a decision.

In contrast to the soothing sound of a wood burner, the buzzing sound of a fan can be jarring. For quieter operation, look for fans equipped with noise-control technology.

Second, take into account the process of setting up the system. In order to get the most out of them, correct installation is required for a few of the fans. Choose a fan based on where it will go in your room before you buy it.

You can set your fan to move and it will do so automatically. Many of these models may come up in your search, and you’ll discover that they accomplish the job just well.

Wood fire fans with a cool touch are available. If you have tiny children or pets, you should try to find one of these, even if they are rare.

Is there a battery in the stove fan?

No. As a heat-driven engine, the stove fan is all that is required. It’s possible to keep the fan spinning at a steady speed because of a temperature difference between the base of the fan and the top of the fan, which is maintained by cooling fans in the back.

The thermoelectric motor in the fan is a simple but effective piece of equipment for a device that generates energy between two semiconductors working at different temperatures. Fan blades use very little electricity, yet they perform a good job of keeping the space warm. In any case, you may find out more about how a stove fan works in a subsequent post.

Can you use stove fans for whatever type of stove?

To use the stove fan, the temperature on your stove must reach a minimum threshold. A temperature differential of at least 10 degrees Celsius between the top and bottom of the gadget is required in order for it to function properly.

The usage of low-temperature fans is a given when using burners. Stove fans work best with some models of stoves, but not all. As a side note, have you ever considered the meaning of the word “stove?” If so, you may want to check out this page about the meaning of a stove.

When it comes to fan placement, where should you put it?

To ensure the stove fan can draw cooler air from behind it, keep an eye out for the amount of space needed for the fan. As an example, placing the fan’s back against a wall or flue will result in an inefficient system. Place the stove such that warm air is pushed into the room from the back by the fan.

The optimum distance between the fan and the wall is 15cm.

Do you think the stove fan could overheat?

Yes. To put it another way, a hot fan might cause damage to the motor. In order to avoid this, purchase a stove thermometer to ensure that you know when your fan can no longer handle the heat. It should be moved to a cooler part of the stove or taken out of the burner altogether if it gets too hot.

Consider checking your model’s specifications because different fan types might operate at varying levels of temperature. Regardless, you may be concerned about overheating a wood stove because it is designed to retain heat. So, if you’re as intrigued as I am, you can have a look.

How to Choose a Wood Stove Fan

You need to keep these things in mind when you’re looking for an excellent wood stove fan. In addition to making it easier for you to get a good deal, these features will also help you in the long run. These are the names of them:


The decibel level of a wood stove fan should be taken into consideration while purchasing one. This is because you don’t want to get anything that makes a lot of noise that you don’t desire. If it happens to you and your loved ones, it will cause a lot of stress for others as well. Because of this, you should buy a stove fan that makes little to no noise.


Choosing an appliance or device that is energy efficient is an important consideration. An energy-efficient stove fan can not only save you money on your electric bill, but it will also help conserve resources like coal and oil. Because it’s beneficial for you and the environment, it’s a win-win situation.

Price Point

There’s no point in spending a lot of money on an appliance that doesn’t last you long. Invest in a product that is not only efficient but also economical and reasonable in price.

It’s A Wrap!

Hopefully, you’ve learned something about how stove fans function from this article. In the same way that stove fans help you avoid wasting heat, they also help you save money. Even if you’re not a huge fan of it, it’s worth a shot. If you’re interested in learning more about wood stove efficiency, take a look at this article. Thank you for taking the time to read this!