Often asked: What Flue Liner Do I Need For A Log Burner?
We recommend 316-grade chimney liner for stoves that will be used for burning seasoned wood and occasional use of smokeless coal. We recommend 904-grade chimney liner for stoves burning a mix of seasoned wood and smokeless coal or smokeless coal on its own.
How do I know what size flue liner to use?
The ideal flue size is typically determined by the exhaust outlet of the stove or appliance. The rule of thumb for sizing a chimney liner is that you never want it to be smaller than the appliance exhaust hole and you don’t want the liner to be three times the area of the exhaust hole of the appliance.
What’s the difference between 316 and 904 flue liner?
The difference is purely one of quality. The 904 grade is a higher grade of stainless steel than the 316 grade and is less likely over time to corrode from the inside. The terms 904 and 316 are terms used within the stainless steel industry and are not peculiar to the wood-burning stove market.
Does a wood-burning stove need a liner?
A chimney liner is obligatory if you are installing a woodburning stove, gas fire or open fire in a new build property to comply with Document J of current Building Regulations. A chimney liner may be necessary in an older property if the flue inside your chimney is no longer safe to use.
What type of chimney liner do I need?
The general rule is as follows: For a stove of up to 20kW a minimum of 6” diameter flue is needed. You can use a 5” diameter flue liner if you have a DEFRA approved stove and the manufacturer clearly states this is compatible.
What is the best chimney liner for a wood stove?
We recommend 316-grade chimney liner for stoves that will be used for burning seasoned wood and occasional use of smokeless coal. We recommend 904-grade chimney liner for stoves burning a mix of seasoned wood and smokeless coal or smokeless coal on its own.
Can I install a chimney liner yourself?
Yes it can – and will! While having your chimney liner professionally installed can be more convenient but ends up being costly, averaging anywhere from $2,500 to $5,000. With our DIY Chimney Liner Kits you will have all the components needed to reline your chimney and you wont break the bank!
How much does it cost to install a chimney liner?
Chimney Liner Installation Cost For the average homeowner, having a chimney liner installed costs about $2,500. For more expensive materials, prices tend to average at $5,000 and could climb to $7,000. With an easy-to-install material like aluminum, the DIY cost of materials and equipment could be as low as $625.
What is a Class 1 flue liner?
Class 1 flue liners, often known as Multi-fuel or soild fuel flexible liner is a double skin flexible flue liner suitable for appliances burning wood, solid fuel and heavy oil. The type of flue liner permitted depends on the type of appliance and the fuel chosen to be used.
Do stainless steel chimney liners need cleaned?
Chimneys with a stainless steel liner require cleaning as frequently as other types of lined, and unlined, chimneys. If there is creosote build-up at any point on the stainless steel liner, the chimney should be cleaned to reduce the risk of a chimney fire.
How long do chimney liners last?
Average Lifespan of Chimney Liners The average lifespan of a chimney liner is 15 to 20 years. After two decades you will probably need to get the entire liner replaced to make sure it’s still up to code and not a serious fire risk.
Can you have a log burner without a flue?
Luckily for those living in modern homes, you do not need a chimney to install a wood burning stove. However, it may require more work to fit one than in an existing chimney. This is because you will need to fit a twin wall flue system through the roof or wall of your building.
How do I know if my chimney needs a liner?
One of the most common signs that you need a chimney liner is when you notice that your chimney walls are deteriorating at a faster than normal pace. When your liner is not in proper working condition, the heat or condensation will damage your brick and mortar at a higher rate.
Can I use a gas flue liner for a wood burning stove?
Gas flues are not designed to withstand the high temperatures that are generated by wood burning stoves. Instead, it is wise to invest in a 316 grade flue liner which has been designed to handle the burning of seasoned wood. You can find out more about flue liners in our ‘Complete Guide to Flue Liners For Your Stove’.
How much is a stainless steel chimney liner?
Stainless steel chimney liner prices range between $20 and $90 per foot for the material alone. If hiring a professional, homeowners should expect to pay between $900 and $3,800 for stainless-steel chimney liner installation.
