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Seven Reasons To Explain Why Defra Exempt Wood Burner Is Important
Choosing a Defra Exempt Wood Burner

Smoke Control Areas are the most popular classification for UK cities and towns. If you reside in a Smoke Control Area and would like to install a stove, you'll need a Defra approved stove. You can recognize them by their approved logo from the Defra.

Defra exempt stoves are built to stop the fire from burning and reduce the amount of smoke generated. They also make use of fuel more efficiently.

What is what is a Defra exempt stove?

A Defra Exempt Stove is a domestic heating appliance that burns wood and has passed the tests set by the Department for Environment, Food and Rural Affairs. The Defra Exempt Label is only applied to stoves which have been independently tested and have met strict standards regarding emissions. Stoves with the Defra Exempt label are suitable for use in Smoke Control Areas.

It is not possible to burn wood without a DEFRA approved stove in an area where smoke is controlled. If you install a non-DEFRA-approved stove in a smoke control zone, you could be in violation of the Clean Air Act and could face prosecution.

From the outside there is very little distinction between the Defra approved stove and one that has not been granted this status. However, there are some things that stove manufacturers do to make their appliances DEFRA exempt. The most obvious difference is that the burners on a DEFRA approved stove are made not to deprive the flame of oxygen, because this could cause it to smolder and create excessive quantities of smoke.

To avoid this, stove manufacturers will usually make an adjustment to the air vent at the top of the Defra approved stove. This will stop you from being able shut the vent completely because it would cut off the air supply to the fire. The adjustment is usually an incredibly small screw located on the top of the stove, below the base of the stove or on the back of the stove.

Stoves that are Defra Exempt can also be multifuel stoves that can therefore be used to burn other types of fuels alongside wood. This is a great option for those who reside in areas that are designated as Smoke Control Areas and don't want to limit their usage to only authorised fuels. Some stoves that have Defra exemptions can be fitted with 5" liner for wood burning (if the manufacturer doesn't demand the larger size). This is a great benefit for those who are planning to install wood-burning stoves in their homes, but are concerned about the local regulations regarding smoke.

What are the advantages of a Defra-Approved Stove?

In addition to ensuring compliance with local regulations and supplying warmth and a cozy fire, Defra approved stoves can provide many other advantages. They tend to be more energy efficient than non-Defra stoves, and also reduce the amount of carbon produced. This can result in significant savings on your heating costs. Stoves that are approved by Defra are also simpler to use and have more simple controls than non-approved ones.

There are a lot of things to consider when buying a wood-burning stove or multi-fuel. These include your heating needs and aesthetic preferences as well as long-term goals. When choosing a stove it is essential to consider these factors. A defra-exempt stove can be a great choice for homeowners who live in smoke-controlled areas. These stoves are eco-friendly and have been thoroughly tested.

In addition to meeting environmental standards, Defra approved stoves are also designed to provide superior combustion and flame spread. This ensures that the fuel is burned evenly and produces a consistent, pleasant flame. They are also more durable than non Defra approved stoves. This means that they can stand up to higher temperatures and last longer.

The majority of Defra-approved stoves allow with a 5 inch liner for chimneys, which is ideal for homes in areas that are smoke-free. It is essential to remember that if you plan to use your stove with damp wood or other damp fuels the stove will still emit toxic fumes that could cause a charge by the local authority.

To get Defra approval stove manufacturers must make modifications to their equipment to restrict the amount of air that can be lost during the burning process. Typically, the top air control will be altered to prevent it from being closed all the way. If you shut off the air supply too tightly, it can cause the stove to smoke instead of burning properly. This could result in unpleasant smoke.

What is the difference between a Defra approved stove and a non-Defra approved stove?

The most obvious distinction is that a defra-approved stove will allow you to legally burn wood in a Smoke Control Area, whereas a non-defra exempted stove won't. Stoves that are Defra-approved have passed the tests to prove that they can safely burn wood and effectively in smoke-controlled areas without producing excessive amounts of smoke. This means that even if you reside in a zone that is smoke-free, you can use your new stove with no risk of hefty fines.

A Defra approved stove is also more efficient than other kinds of wood burning stoves, so it will generate more heat and emit less harmful emissions into the atmosphere. This makes them an excellent choice for homeowners who wish to save money on heating bills and who are concerned about the environment.

Stoves which have been approved by Defra will be marketed with the Defra Approved Logo which is used by stove manufacturers. You can also determine if the stove is Defra exempt by looking at the specification details or by checking on the manufacturers website for more details about it.

There are many styles available when you choose a Defra-approved stove. Some are more traditional and will look gorgeous in an old fireplace chamber or inglenook. Others are more modern and would be a great fit for a more contemporary living space.

You should also make sure that the stove you select is Defra exempt by ensuring that it is on DEFRA's list authorised appliances or by ensuring that it's got the DEFRA exemption logo. Many manufacturers will advertise that their stoves are Defra exempt however they haven't been tested. It is easier to sell a Clean Burn stove than to test it and incur the cost of becoming Defra exempt.


The stove will be exempt from Defra regulations, which means that the wood that is used to fuel it is sourced sustainably and properly dried before burning. This will reduce the amount of smoke generated, which is healthier for the environment. It also helps to keep chimneys in good condition for longer.

What is the Difference Between a Defra Exempt Stove vs. the Non-Defra Exempt Stove?

When it comes to choosing the right stove for your home, there's many factors you will need to take into consideration, including design, heat output, and fuel type. You may have seen on our site that many multi-fuel and wood burning stoves are DEFRA exempted or DEFRA approved. This is jargon that, to the average homeowner may appear to be nothing more than a term used to sell products, however, it has very important implications for people living in smoke-free areas.

To be in compliance with the laws against the sale of wood within Smoke Control Areas Defra exempted wood burners have an internal mechanism which prevents you from closing down the air supply valve completely. This is because if you cut the flow of air to the fire too much, the wood will start to smoke and create excessive smoke, which would be in breach of the law. To avoid this you should ensure that the wood in your stove is dried to a certain degree before using it on the stove.

You can also make use of an exempt DEFRA wood burner in an Smoke Control Area, if you only use the approved fuels on the DEFRA site. These include gas, semi-anthracite, and anthracite as well as low volatile steam coal. However, if you choose to install a non-DEFRA-approved stove in your home and you burn wet wood or other fuels that aren't on the DEFRA list, then you could be punished up to PS1000.

Even if recommended DEFRA stoves do not live in a Smoke Control Area a DEFRA exempted wood stove is a good option. read more are more eco friendly and neighbor-friendly as they can operate without producing nuisance smoke. They are also more efficient and keep your chimney and flue system cleaner for a longer period of time. It is important to note that all new stoves must to meet the stricter Ecodesign standards by 2022. These regulations define minimum efficiency levels, NOX and OGV ceilings and emissions limits that are higher than those in place today for DEFRA-exempt appliances.

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