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Top 5 High Efficiency Indoor Wood Furnace- A Thorough Buying Guide [2021]

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A high efficiency indoor wood furnace is imperative to keep your house warm on cold winter nights. To make a wood boiler efficient, it is vital to consider some significant factors including size, weight, wood capacity, heating area and capacity, maintenance and durability, and price. For high-end working, check its;

For your easiness, we have assembled a list of the best high efficiency indoor wood furnace. All of these products are chosen considering longevity, easier installation, functionality, and comfort.

Editor's Pick

Name

Drolet Escape 1500 DB03137

Weighs 360 pounds
23 x 28 x 22 inches
Made of alloy material

A Buying Guide To The Best High Efficiency Indoor Wood Furnace

To buy a high efficiency indoor wood furnace, there are some significant factors that you need to consider. Every factor counts in making a burning stove of top-notch quality. These factors include;

  • Efficiency
  • Emission Rates
  • Burn Time
  • Size
  • Type
  • Ignition mode
  • Installation
  • Heat capacity and output
  • Durability
  • Maintenance and cleaning
  • Firebox and vents
  • Catalytic combustor
  • Stovepipe
  • Doors

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Top 5 High Efficiency Indoor Wood Furnace

Considering the above factors, we have extracted the five best high efficiency indoor wood furnace. All of these products are chosen on the basis of their sturdy buildup, excellent execution, and high-end functionality.

ImageNameCheck Price
Drolet Escape 1500 DB03137

Weighs 360 pounds
23 x 28 x 22 inches
Made of alloy material
View Product
Ashley Hearth AW3200E-P

Weighs 359 pounds
39 x 24 x 32.5 inches
Made of wood
View Product
US Stove US1269E

Weighs 128.7 pounds
33 x 22.2 x 25.8 inches
Made of cast iron
View Product
Plesant Hearth VFS2-PH30DT

Weighs 78 pounds
93 x 14.37 x 28.27 inches
Made of cold-rolled steel
View Product
Drolet HT3000 DB07300

Weighs 520 pounds
3 x 28.1 x 36.4 inches
Made of alloy steel
View Product

1. Drolet Escape 1500 DB03137- Best Indoor Wood Furnace 2021

Drolet Escape 1500 DB03137- Best Indoor Wood Furnace 2021

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Key Features

  • Weighs 360 pounds
  • 23 x 28 x 22 inches
  • Made of alloy material
  • EPA 2020 approved
  • 26 g/h particulate emission rate
  • 18 inches maximum log length
  • 500 to 1800 sq. ft. heating area
  • To 65,000 BTU/ h
  • 9 firebox volume
  • 6 hours maximum burn time

The Drolet Escape 1500 DB03137 best wood burning furnace with blower. This in-home furnace weighs only 360 pounds and has a sturdy construction. When it comes to the framework of this indoor wood burning furnace, know that it is made of alloy material. For safety assurance, Drolet Escape furnace is EPA 2020 approved.

Regarding emission rate, this unit emits 1.26 grams per hour. The firebox is huge and accommodates a lot of woods. However, the volume of its firebox is 1.9. When it comes to log length, the maximum length this unit offers is 18 inches. Moreover, the maximum burning period of this furnace is 6 hours. And regarding the area, it is 500 to 1800 sq. ft. Lastly, know that it possesses 65,000 BTU per hour.

Pros

  • Well-balanced
  • High-end performance with 65,000 BTU/h
  • Low emission rate
  • Long burn time
  • Affordable

Cons

  • Not appropriate for larger houses

2. Ashley Hearth AW3200E-P Pedestal Wood Burning Stove- High Efficiency Wood Furnace

Ashley Hearth AW3200E-P Pedestal Wood Burning Stove- High Efficiency Wood Furnace

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Key Features

  • Weighs 359 pounds
  • 39 x 24 x 32.5 inches
  • Made of wood
  • 3,200 square feet heating area
  • 152,000 BTUs per hour
  • 30 pounds wood capacity
  • 18 to 22 inches log length
  • 100 CFM adjustable high speed
  • Brushed nickel door

This small add on wood furnace weighs only 359 pounds. The size of this furnace is just perfect i.e., 39 x 24 x 32.5 inches. When it comes to the framework of this unit, it is made of wood. Regarding wood capacity, the firebox accommodates 30 pounds of wood. Another pro of this unit is its adjustable speed. This unit offers 100 CFM adjustable high speed.

When it comes to the log length, this wood burning stove comes with 18 to 22 inches. The door is made from brushed nickel. The heating capacity of this unit is 152,000 BTUs per hour. Also, the heating area is 3,200 square feet, and it heats your home real quick.

Pros

  • High heat output
  • Heats up a larger area
  • Can feed 22 inches log

Cons

  • Low weight to BTU ratio

3. US Stove US1269E Wood Cast Iron Stove- Best Indoor Add On Wood Furnace

US Stove US1269E Wood Cast Iron Stove- Best Indoor Add On Wood Furnace

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Key Features

  • Weighs 128.7 pounds
  • 33 x 22.2 x 25.8 inches
  • Made of cast iron
  • Heats to 900 square feet
  • 54,000 BTUs heat output
  • 2 pieces safety handle
  • 19 inches maximum log length
  • Integrated 6.25 inches cooking surface

This indoor wood furnace is a smaller free-standing free stove weighing 130 pounds. Despite this, it has a heating output of up to 54,000 BTU/h. US Stove recommends using their wood stove in areas of 900 square feet or less. However, this is a significant difference from the similar BTU output Drolet Escape. The BTU output of the Drolet Escape is slightly higher, but it has a larger recommended area use–1,800 sq ft.

The US Stove US1269E can hold up to 19″ logs. The shape of the stove (long horizontal dimension) shows that it can accommodate such large logs. Overall, the US Stove US1269E cannot compete with the best modern wood stoves. It’s small and doesn’t have the most artistic design, but it’s very inexpensive. The US Stove US1269E is a low-cost, low-performance wood stove.

Pros

  • Affordable
  • Feeds 19 inches log
  • Designed for smaller houses

Cons

  • Unknown emission rate

4. Plesant Hearth VFS2-PH30DT Wood Burning Stove- Best Indoor Wood Burning Stove

Plesant Hearth VFS2-PH30DT Wood Burning Stove- Best Indoor Wood Burning Stove

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Key Features

  • Weighs 78 pounds
  • 93 x 14.37 x 28.27 inches
  • Made of cold-rolled steel
  • 32 inches intermediate gas vent
  • 1,000 square feet heating area
  • Built-in thermostat
  • Overheat sensor
  • 30,000 BTU/hour heat capacity
  • Dual fuel technology
  • Dual burner
  • Requires assembly

Because of its simple functional design, the Pleasant Hearth wood burning stove is highly durable and reliable. Pleasant Hearth’s Medium size wood burning stove is the most dependable and long-lasting option in this article. This indoor wood burning furnace provides the user with the excellent build quality. As a result, you can expect to use this wood burning stove for a long time experiencing no problems. Because it runs on wood, it has a heat output of 30000 BTU/hour, which is adequate for most users despite being slightly lower than others.

To heat the area, it can easily heat up to 1000 square feet, which should be more than enough for its users. Like the previous wood-burning stove, this one has a glass window on the front that adds to the aesthetics while also allowing you to easily view the wood logs and determine whether they need to be replaced. With wood logs, it is quite common to find up to 32-inch log wood logs.

Pros

  • Durable and reliable
  • Glass window
  • High-end performance

Cons

  • Not very compact

5. Drolet HT3000 DB07300 Wood Stove- Best Indoor Wood Furnace

Drolet HT3000 DB07300 Wood Stove- Best Indoor Wood Furnace

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Key Features

  • Weighs 520 pounds
  • 3 x 28.1 x 36.4 inches
  • Made of alloy steel
  • EPA 2020 approved
  • 32 g/h particulate emission rate
  • 22 inches maximum log length
  • 1,000 to 2,700 feet square heating area
  • 110,000 BTU per hour heating output
  • 5 inches firebox volume
  • Limited lifetime warranty
  • Eco-responsible heating source

The Drolet HT3000 wood burning stove is ranked first in this article because it is the most powerful option mentioned. This wood burning stove has the highest heat output or heating rating of up to 110000 BTU/hour, which is significantly higher than all other options in this article. As a result, it can be used to heat your surroundings even during harsh winters. It also has a large heating area of up to 2700 square feet, which is quite large.

When all of these features and options are considered, this wood-burning stove is an excellent heavy-duty option. Because it can fit up to 22 inch long wooden logs inside, most logs should fit without a problem. This premium wood burning stove has an excellent build quality that will easily last for a long time. In fact, it comes with a 3-year warranty, which is significantly longer than most other options.

Pros

  • Compatible with a large log size
  • High-end performance
  • Ideal for larger buildings

Cons

  • Expensive

How Does A Wood Furnace Function?

These high-performance wood furnaces are based on a ‘gasification’ process. Gas, which is rich in unburned fuel, is lost in traditional wood boilers or stoves through the chimney. If you could add 30% of the same amount of wood to 50% greater heat.

It’s just a chemical response to fire. The procedure involves a balancing of three elements for gasification in an outdoor wood boiler:

  1. Fuels
  2. Oxygen
  3. Heat

The wood is primarily burned with heat, but oxygen is depleted which causes smoke. The fuel is drawn into a second combustion chamber where oxygen is introduced, in this example wooden smoke. It brushes smoke, gas, and a clean, full burn to warm the water jacket at high temperatures. Inwood gasification, three designs are common: updraft, downdraft, and cross draft.

Using a Gasification System Furnace

Combustion in a wood-burning oven is a four-stage procedure:

  • In the upper firebox, Wood is “roasted” to produce smoke.
  • Then smoke and gas are driven down into the refractory.
  • The air between the top and lower chambers of the gases is mixed with the correct amount.
  • The bottom chamber produces clean and efficient burning.
  • Then the water is transferred by the heat exchanger to the water jacket.
  • When the air and the fuel flow are gasified downstream, this tends to reduce the tar concentration and keeps the creosote intake to a minimum.
  • Combustion with the correct amount of oxygen means less clean ash, soot, and creosote (British Thermal Units). All of this is due to the correct quantity of oxygen.

BTUs

Wood contains BTU-shaped energy. One of the main reasons why your wood may not burn correctly is because it was not properly spiced.

Wood includes water, and you use your energy to burn moisture off your wood and not to heat your home if the moisture level is too high. You could burn wet wood, which corresponds to lost heat when your furnace produces excessive smoke.

The second reason you are unable to get your wood furnace to maximum efficiency is that oxygen is being misused. If the time and place are not proper, smoke and gas will not:

  • Do not burn fully and you will squander your energy on the chimney
  • Stick to an excessive rate to transmit heat into the water via the furnace.

BTUs are to be wasted either way. An infrared thermometer can inform you if the chimney loses heat. Typically, temperatures above 300 degrees show wasteful energy.

Control of Wood Boiler Damper

We have built a modulatory damper system to know how critical oxygen control is to create a very effective outdoor wood boiler. This mechanism continually changes the air intake to ensure that the mixture between air and fuel is optimal.

In the coldest part of the heating season, a furnace is usually used for maximum heat load (BTU). This permits BTUs to be lowered while preserving efficiency and minimizing emissions during low-demand periods.

Tips To Use A Wood Furnace

Your appliance requires the maintenance of your wood furnace. Thank you, however, this is not a heavy task and will ensure that for years to come you enjoy your investment. These are some suggestions to keep your wood stove in great condition.

Cleanliness

The cups are placed in the firebox from burnt wood. The number of candles varies significantly on how much wood you use but cleanse your burning box at least once a month as a general guideline. Some types use an auger device to remove the ash. However, the ones on the side may miss it, so manually it is best.

Treatment of Water

Water must be adequately handled in your system, otherwise, it will corrosion and your oven won’t survive long. Various firms supply various water treatment mechanisms. Some utilize colored treatments, which resemble the hue of the water. You can apply an extra tint once it becomes light. Certain brands employ test kits. The one you choose is the choice. Make sure you treat your water adequately regardless of the mechanism you use.

Rod’s Anode

Anode rods normally come with the model and safeguard the water jacket from corrosion and rust. First and then the water jacket is deposited on the rod of anode and corrosion deposits that extends the life of your system. Check once a year for the replacement of your anode rod. Corrosion and rust eat away after a while, and you’re going to require a new one.

Safety Considerations

As this involves a burning fire, you must be careful to operate it in order to prevent harm or accident. However, you and your loved ones should remain safe and sound if they are utilized with correct care. Below are certain measures that must always be taken into consideration.

Wood Furnace Placement

Check to get your wood furnace installed at a significant length from any furniture or clothing. If fuel items are available, keep them at least six feet away from the oven at all times.

Handling

Don’t put oil in your oven! In addition, if a carbon monoxide and smoke sensor is not installed or is not working, never operate a wooden furnace. When in use and for some time after shutting it off, you should not touch the surface of the oven, since it is very warm.

Make sure you do not leave your dogs and kids unattended. When activated, ensure that the air the furnace has consumed is replaced by air in the cabin.

Fires Chimney

For a time, creosote will be built into your fireplace which may result in a fireplace. Even if the fire may go off when everything is charred, it can also burn the wood in rafters or walls. It can be burnt. In order to prevent this, ensure your fireplace is cleaned every time.

Conclusion

Finding a high efficiency indoor wood furnace can be pretty hard but if you consider its heat capacity, output, performance, price, and durability, you can choose the best. In our recommendation, the best add-on wood furnace is Drolet Escape 1500 DB03137 as it offers every useful feature that you might be looking for.

Frequently Asked Questions

What is an add on wood furnace?

A furnace uses in conjunction with your primary gas, oil, or electric furnace refers to as a sidekick or furnace helper. You can install an add-on furnace in the basement alongside an oil, gas, or electric furnace. It is usually equipped with its own thermostat.

What is the most efficient wood burning furnace?

In order to choose the most efficient wood burning furnace, consider its heat capacity, output, firebox, construction, size, weight, certification, log length, and durability. In our recommendation, the best indoor wood furnace is Drolet Escape 1500 DB03137 wood burning stove.

Is a wood burning furnace worth it?

Indoor wood-burning furnaces work best in open-concept homes. As natural gas and electricity prices continue to rise and show no signs of abating, wood-burning furnaces provide a potentially less expensive option for heating your home.

Is heating with wood cheaper?

Depending on your electricity bill, wood heat can be a very cost-effective option. For example, if you pay $0.10 per KWH for energy charges plus delivery charges, fees, and taxes, wood pellets would save you approximately 50% on your heating bill, and cordwood would save you even more.

How do I get more heat from my wood fireplace?

5 Ways to Get More Heat From Your Fireplace

Perform a damper check. When you think about it, the chimney allows airflow so that smoke can escape when you light a fire, but when it’s not in use, it allows warm air from your home to escape.

  • It should be caulked.
  • Keep the heat in.
  • Set up a heat exchanger.
  • Put a seal on it.

 

 

 

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