
Steps to Fix a Cracked Clay Flue Liner
- Inspect the Bottom of the Chimney. The best way to do this is to start by cleaning any ash or soot from the interior...
- Check The Extent Of Damage From The Top. This next step will require you to climb onto your roof and shine a bright...
- Install a Flexible Metal Liner. If the broken clay flue liner is deeper within the chimney, you...
Full Answer
How much does it cost to repair a chimney liner?
What Is The Average Cost To Repair A Chimney Liner? Repairing your chimney lining can vary in costs depending on the problem at hand. However, minor issues like cracks can be repaired for an average of $200 to $400. To replace it completely, you could be looking at as much as $10,000.
How to break out clay chimney liner?
How to break out clay chimney liner? A Rotary Tile Breaking Tool dramatically speeds up the process of removing clay flue tiles. The tile breakers spin in eccentric circles and will work effectively to break up clay flue tiles so they can be removed. Many DIY homeowners have too small of a flue to fit a stainless steel chimney liner.
How much does it cost to reline a chimney?
How much does it cost to reline a chimney? The cost for the relining of the chimney ranges from $2500 to $5000. It depends on how your chimney needs to be relined. If the professionals need to remove the original lining of your chimney, then it will cost more.
How much does a clay chimney liner cost?
The liner itself averages a cost of $65 per foot. It is very durable and has a superb fire safety rating. Clay/terra-cotta/ceramic is an inexpensive material at $10 per foot, but installation is labor-intensive, overall making it a pricier option.

Can a clay chimney liner be repaired?
When a clay chimney liner has deteriorated, Cast-in-Place is an option that allows you to restore the liner without the complications or expense involved with rebuilding. Most masonry chimneys are built with clay tile liners because they are economical and durable.
How do you repair a chimney lining?
0:010:59Chimney Cracked / Damaged Flue Smart Repair with Tom - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd there's no dim elation involved and it's oftentimes more cost-effective than installing aMoreAnd there's no dim elation involved and it's oftentimes more cost-effective than installing a stainless steel liner. This is an example of the inside of your chimney with heat shield applied.
Can you repair a cracked chimney liner?
If your flue liner is cracked, this is the solution: a stainless steel insert. It's placed down the entire length of the flue, sealing the old liner. It's a job that can be done by a professional in just a few hours.
How long does a clay chimney liner last?
around 50 yearsHow long do chimney liners last? The answer to this question depends on the type of chimney liner you have. Clay tile liners and cast-in-place liners typically last around 50 years. Stainless steel flue liners generally last for 15 to 20 years (though low quality liners may not even last for five).
What happens if chimney liner is cracked?
Chimney Damage If the flue liner is cracked, these acidic materials can damage the brick and mortar. Without intervention, the chimney can develop structural problems causing it to lean, and might even collapse if repairs are not completed timely.
How much does it cost to reline a chimney?
between $2,500 and $7,000The cost of relining a chimney varies. Typically, the cost can be anything between $2,500 and $7,000. Ultimately the cost will be determined by the type of lining you would want to have installed.
What causes flue liners to crack?
Flue tiles can also crack due to sudden events such as a chimney fire or lightning strike. Inferior craftsmanship of the chimney, or even the ongoing settling of your home, can also cause cracked flue tiles. Finally, exposure to corrosive chemicals and moisture can cause pieces of the flue liner to delaminate.
How do you install a clay chimney liner?
1:084:51Brick chimney with clay liner installation procedure with scissor ...YouTubeStart of suggested clipEnd of suggested clipDone we start out by placing several clay liners near the chimney. We attempt it to lower the firstMoreDone we start out by placing several clay liners near the chimney. We attempt it to lower the first clay liner in and found that the chimney is shaped slightly like an hourglass.
How do you fix a cracked fireplace insert?
0:243:21how to fix firebox crack, cracked fireplace, fireplace repair - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo we're just gonna kind of get all the dust off of it. Now we're going to take our mortar. And we'MoreSo we're just gonna kind of get all the dust off of it. Now we're going to take our mortar. And we're gonna spread it into the hole like so to fill the.
Are clay chimney liners safe?
However, they are not recommended for use with gas fireplaces; the acidic condensation produced by gas can cause premature deterioration to clay tiles. While built to withstand regular wear and tear, clay tiles are extremely susceptible to damage from moisture, chimney leaks, or chimney fires.
Can I reline my chimney myself?
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!
When did they start using clay chimney liners?
1900sIn many older homes you will find clay tile liners in the chimney. This method has been around since the 1900s and there is good reason why it is still used today.
How do you know if your chimney liner needs to be replaced?
If your chimney liner has cracks or is broke, then it is time for a new chimney liner. Some chimneys have never had a liner added, and if your chimney doesn't have a chimney liner, then you should have one installed. How can a homeowner know if there are cracks in their chimney liner?
How do you know if your chimney liner is bad?
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.
How do I reline an old chimney?
0:032:56How to Re-Line a Chimney Flue | This Old House - YouTubeYouTubeStart of suggested clipEnd of suggested clipThis piece here will silicone right down to that flue tile. And glue it right there. Okay below allMoreThis piece here will silicone right down to that flue tile. And glue it right there. Okay below all this ceramic wool insulation a blanket wrapped around with foil.
How can I stop rain coming down my chimney?
Relining your chimney is one of the best ways to prevent rain from entering your chimney if you consistently notice water dripping into your fireplace every time it rains.
Determine The Extent of Chimney Damage and The Safety of The Entire Chimney Flue
Our photo above shows an unsafe chimney that was still in active use. Notice those missing bricks and lost mortar? Damaged chimney top masonry such...
Reline The Chimney Versus Repairs Just at The Chimney Top
Our photo of spalling brick near the top of this masonry chimney (left) shows damage almost certainly caused by frost. Without a view of the chimne...
Other Chimney Top Repairs For Damaged Flue Liners Or Surrounding Masonry
Some people try patching the damaged areas of the chimney top or chimney flue with refractory cement but we don't recommend applying "patches" to t...
Inspecting The Clay Tiles
There are 3 basic places to check when inspecting your chimney. First, the mortar joints between each section of clay tile can erode over time leav...
Chimney Flue Repair - Clay Tiles
The clay tiles located near the top of the chimney are usually the first ones to fail since they are exposed to the greatest temperature changes. T...
Overall - Chimney Flue Repair
While some chimney flue repair can be completed yourself, you should have an experienced professional inspect your chimney to make sure it's free f...
What Is A Clay Chimney Flue Liner
Clay chimney flue liners are hollow clay tiles that are made in a rectangular shape. They are stacked on each other with mortar inside the chimney wall. These liner tiles provide a smooth surface inside the chimney and this allows the smoke from your fire to rise up and out of the chimney more efficiently.
How to Replace A Clay Chimney Flue Liner
Take a look at the bottom of the chimney – There is a clean-out door you need to open and clean out the ash and soot. When cleaning, check for shards of clay. If you find any, this means one of the liner sections is broken.
Why It Is Important To Maintain the Chimney Flue Liner
Repairing the chimney flue is necessary if your clay flue tiles are cracked or broken inside the masonry chimney. If you conduct an inspection of your chimney and find broken or cracked clay flue tiles, or if the mortar joint between your tiles is failing, you will want to make the repairs as soon as possible.
Cost To Replace Flue Liner
The average cost to replace a clay chimney flue liner is about $2,500. However, should your chimney require more repairs, this could end up costing you between $5,000 and $7,000. It is also recommended that if you need to repair your clay flue liner, that you consider replacing the clay with a metal aluminum liner.
Other Recommended Maintenance
There are a variety of other areas that you should look at when you are replacing your chimney clay flue liner. One of those areas is the counter flashing. Let’s take a look around it to make sure that the counter flashing was installed correctly.
When Do I Call A Professional
When you are remodeling or repairing your fireplace, hire an inspector from the Chimney Safety Institute of America so you know you will have a trained professional.
Conclusion
Many people that have chimneys in their homes, do not even think about the maintenance needed to maintain a safe chimney. Getting a roof and chimney inspection done once a year is a great idea. This is especially important if you live in an area where the weather is changing with the seasons.
Why is it important to have a chimney?
A properly maintained chimney not only functions better, it dramatically reduces the possibility of harmful fumes entering your home or even worse, a deadly fire. As a fire burns, the combustion process creates carbon monoxide, creosote and other chemicals that need to be vented outside your home.
Why do clay tiles crack?
Excessive heat, moisture and chemicals can all cause the mortar to break down and eventually fall apart. Second, the clay tiles themselves can actually crack or break. Weather, poor construction and even the settling of your home over many years can eventually cause a clay tile to crack or break.
How long is a clay tile?
The clay tiles are typically square shaped and 24'' long. If you can safely stand on your roof, inspect the upper sections of the tile for damage and check the mortar joints. Since you won't be able to reach very far down into the chimney, you'll only be able to access the top 1 or 2 clay tiles but these are usually the first ones to fail. ...
What are the advantages of stainless steel liner?
One of the biggest advantages of a stainless steel liner is their ability to bend and accommodate an offset chimney. You can purchase stainless steel liners in either a rigid or flexible model.
Can you repair a chimney flue yourself?
While some chimney flue repair can be completed yourself, you should have an experienced professional inspect your chimney to make sure it's free from any defects you can't detect on your own.
Can you fix a chimney flue?
If you only have damage to the top portion of the flue you can usually fix it yourself. If you see damaged tiles further down inside the chimney you may need to contact a professional since the repair will be more involved.
Can you buy stainless steel liners?
You can purchase stainless steel liners in either a rigid or flexible model. There's typically a debate over which model is easier to clean.......the rigid or the flexible option which has a corrugated interior.
Ask yourself, can I trust the person advising me to get a liner?
There are plenty of legitimate chimney companies providing honest, professional services. Unfortunately, the chimney sweep industry is plagued by scammers. People with ill intentions are drawn to chimney sweeping because it’s an unregulated industry.
Why does my damaged liner need to be replaced?
Chimney liners are crucial safety components in the venting system. Liners prevent dangerous house fires because they protect combustible parts of the home from the intense heat inside the chimney. Liners also prevent deadly toxic gases from leaking into the home and endangering unsuspecting occupants.
What are my options for a replacement chimney liner?
Stainless-steel replacement chimney liners with lifetime warranties are virtually always recommended by chimney professionals. When stainless steel liners are installed, they should be surrounded by insulation from top to bottom.
What is the top benefit of a new chimney liner?
When you follow the recommendations of your chimney specialist at Chimney Saver Solutions to have a new chimney liner installed, you can enjoy peace of mind in knowing that your heating appliance is safe to use.
What Are Chimney Flue Liners
It’s difficult to know what chimney liner repair is all about without knowing what chimney liners are.
Why You Need A Chimney Liner Repair
Carrying out maintenance work on your chimney from time to time is very important. Without such repair, your liner deteriorates without your knowing.
How To Repair A Chimney Liner
This maintenance task should only be handled by experienced professionals. When you suspect a chimney liner problem and call a chimney repair service, the process begins with an inspection of the condition of your liner.
