Does Snow Cause Damage to Chimneys?

Does Snow Cause Damage to Chimneys?

This year the Kansas City Metro area is experiencing a wild winter season as we are being inundated with severe thunderstorms that are having a significant impact across the Midwest. Our area typically averages just 14.5 inches of snowfall annually, 50 percent less than the U.S. national average. However, local meteorologists say that a lot of snow is on the way with many portions of Kansas City, KS/MO expecting 4 to 8 inches of snow this week. There is also a greater than 20 percent chance of more than a foot of snow forecasted for the region. Fortunately, snow doesn’t stick around too long and begins to melt as temperatures climb above freezing during the day. However, when temperatures drop below freezing at night, it turns into ice. The compound effect of freezing rain, snow, and ice can cause damage like a leaky chimney.

chimney flashing damage, Liberty MOHeavy Snow Can Damage Flashing

While the light, fluffy snow may look relatively harmless, appearances can be deceiving. When snow compacts on your roof and chimney, it adds a lot of extra weight, about 15 to 20 pounds or more per cubic foot. The additional weight can damage the flashing, the metal sheets that seal the seam where the chimney meets the roof. In addition, water from melting snow can leak through gaps in the flashing. The moisture can cause wood rot and damage to the attic, roof deck, ceiling, and walls. If it’s not repaired, warmer humid temperatures will create conditions for mold and mildew to grow in the chimney that can spread throughout your home. The moisture also attracts pests like termites. One of the signs of potential flashing damage is noticing a water stain on the ceiling or walls surrounding the fireplace. Another sign is moisture in the attic. Quickly repairing flashing damage will protect your chimney and preserve your roof.

Snow and Ice Accelerates Masonry Damage

Have you noticed white stains, cracks, flaking, or gaps in your masonry or brick chimney? Those are all signs that your brick-and-mortar chimney is absorbing water. While brick and mortar are highly durable, they are still porous materials. That’s why water is the chimney’s worst enemy. You can tell that the masonry absorbs water when a white stain called efflorescence appears after the surface dries. The white stain is the salts in the brick material drawn to the surface by moisture. When the snow-covered chimney melts during the day, the masonry absorbs the moisture like a sponge. When it freezes at night, the ice crystals inside the bricks expand, causing them to crack. It also causes the mortar to decay. The freeze-thaw cycle repeats throughout the winter, gradually chipping away at the brick and mortar, causing them to eventually spall or crumble, loosen, and even fall off the chimney, exposing significant holes in the mortar joints. It can also cause cracks in the chimney crown, the upper-most portion of the chimney, especially when the chimney cap is damaged or missing. Extensive masonry damage can also cause your chimney to collapse, resulting in extensive property damage.

winter chimney repairs, Leawood KSWinter Chimney Repairs

If your chimney has signs of water, snow, or ice damage, call the certified chimney technicians at Fluesbrothers at (913) 236-7141 or contact us online to schedule an appointment today! We’ll inspect your chimney, perform masonry repairs, and waterproof your chimney to prevent future water damage. We serve Olathe, Independence, Lee’s Summit, and the entire KCK/KCMO metropolitan area.

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What are the Best Chimney Care Practices?

During the colder months, there are a couple of things that homeowners like to do such as sitting in front of the fireplace for warmth in the evening. It is good to have a wood-burning or gas fireplace in any home, but there are a couple of things you must not do to ensure that your fireplace and chimney can be used.

You need to hire the right chimney cleaning services because you want a safe home. Taking care of your chimney fireplace is not just about hiring a chimney sweep company when needed, but there are small things you can do on your own. Before the colder months, you should follow the tips mentioned here:

Dust Your Fireplace

You can lessen the professional chimney care visits by cleaning the inside of your fireplace on a regular basis. There are big soot and ash build-ups that become the main cause of chimney problems, but dusting it regularly prevents it from forming in your fireplace. The frequency of dusting depends on how much you use your fireplace. If you do that every day, you should try cleaning up weekly. If you will only light it up once weekly, you can do the cleaning session monthly.

Make sure that your fireplace already cooled down by giving at least 36 hours before you start the cleaning process. After that, lay down a tarp in order to gather all the debris and wear heavy-duty gloves, then use a shovel to scrape all the ashes from the base and put it in a metal bucket.

Leave Some Ash

Even if it is recommended that you remove ash from the firebox, it is a good idea to leave at least an inch of ash inside. By doing this, the coal coming from the fresh fires is going to retain more heat. After you scoop the rest, you should be very careful in setting them outside: ashes remain hot even long after the fire has been put out.

Test the Damper

Your damper must easily close and open. If the damper is stuck or difficult to open and close could be a sign of rust, which indicates there is moisture. This can be a sign of issues that require inspection.

Depending on the damper you have, you might want to visually check the fireplace damper if you can see it easily closing and opening. Are you able to feel or hear air when you close the damper? This is an indication that the seal works improperly. If the damper refuses to close properly, it can become warped or there is debris that prevents it from properly closing.

Watch Out for Brick Cracks

Cracked brick mortar leads to water damage and leaks, so it is more costly and time-consuming to fix, especially if you wait longer to do that. Generally, it is great to recruit a chimney sweep expert for something like this since you need special tools and equipment that you are unable to use.

Look for Evidence Indicating Moisture or Water Damage

Check if there is any moisture or water damage because that is important in fireplace maintenance. You might hear water dripping, without seeing any water. There is a musty smell that comes from the fireplace, which indicates mold or mildew, and it indicates unnecessary moisture. Other signs are cracks in the masonry or water stains in the firebox. You should inspect for water damage after heavy rain. Address any signs of damages right away.

Contact chimney inspection Ellicott City to get the best cleaning service to maintain your fireplace, especially during the colder months.

The post Blog first appeared on First Class Chimney Services.

This post first appeared on https://www.firstclasschimneyservices.com

Why Venting Unused Chimneys is Important

Why Venting Unused Chimneys is Important by Superior Chimney in Lombard, IL

Unused chimneys are a common occurrence. I know, it is a surprise that there are homeowners who do not use their fireplace. However, even those unused chimneys still have a couple of purposes in your home. What are they? Let’s take a closer look.

What are Unused Chimneys?

A homeowner would describe an unused chimney as a lack of use. From the perspective of the homeowner, that would be true. However, an unused chimney is still being productive by extracting combustion byproducts from other heating appliances in the home as well as removing moisture build up. Both uses are to keep you, your family and your home safe.

Extract Combustion Byproducts from Your Home

The chimney is a critical component to your home as it carries gases through the chimney to the outside of your home. If your home is not ventilated, then these gases have no place to go and will be trapped inside your home. With a build up of gases, such as carbon monoxide, it can be harmful to the health and well being of you, your family and any pets.

Gases can also leave a byproduct inside of the chimney. As you may know what effects salt water can have when it interacts with metal…it corrodes. It develops an orange and brown rust on metal. Same thing with gases. When gases build up and cannot be eliminated from the top of the chimney, it can corrode or leave a corrosive substance on the inside of the chimney. As you would develop problems with the salt, you will also develop problems with the gas byproduct.

Extract Moisture Build Up

After you take a nice warm shower, you notice the moisture build up on your mirrors. The only way for it to clear up is to open a window or turn on the bathroom fan. Why? Because you know that bathrooms and moisture build up equal’s mold, mildew and soft walls. The concept is the same. Moisture needs to be removed from the chimney as well.

When there’s no airflow in the chimney, it gets trapped. It also gets trapped inside of your home. The moisture builds up over time deteriorating the inside of the chimney. The same holds true with your home…mold, mildew and softening of the walls.

Unused Still Needs to Be Cleaned Even though it’s an unused chimney, it still needs to be swept and inspected. As you now have learned, chimneys are living, breathing entities in your home. Be sure to call Superior Chimney at 877- CHIM-FIX (877-244-6349) to schedule your inspection and sweep. This will ensure that your chimney is functioning properly and that the byproducts are on their way out!


This post first appeared on https://www.superiorchimney.net

How to Tell if Your Chimney Needs to be Swept

There’s nothing like sitting around your fireplace in the winter, feeling warm and cozy. But then it crosses your mind, when was the last time you’ve had the chimney inspected and swept?  The chimney needs to be cleaned out periodically to get the most out of your fireplace, but most importantly, safe operation.

Well, what happens if you don’t sweep your chimney?

If you don’t get routine inspections and sweepings for your chimney, you are putting yourself at risk of chimney fires and carbon monoxide poisoning. The build-up of soot, creosote, and tar can block fumes from escaping and can ignite a fire.

how to tell if your chimney needs to be sweptHERE ARE OUR TOP 8 SIGNS THAT YOUR CHIMNEY NEEDS TO BE CLEANED:

1. Oily Spots on the Walls of Your Fireplace

The black, oily spots on the walls of your fireplace are a tar-like substance called creosote. This substance can build up all the way to the top of your chimney and can cause restricted airflow. Poor airflow increases the amount of time smoke and flue gasses remain in the flue accelerating build-up.

2. Poorly Burning Fires

If you have difficulty starting fires in your fireplace, it could be because the chimney is clogged or there is a malfunction with the fireplace damper. These issues can keep a fire from getting a sufficient supply of oxygen to burn properly.

3. Odors Coming from the Fireplace

Creosote has a campfire-like odor and can permeate around the house. In addition to the smell being a nuisance, it is also an indicator that the soot in your chimney has built-up to an unsafe level.

4. Animals Inside the Chimney

Animal nests can both block the airflow in your chimney and catch fire while burning wood in your fireplace. Bird nests are mostly found at the very top of your chimney, covering the vents. Squirrels are also known to make nests in chimneys.

5. Smoke Doesn’t Rise Up the Chimney

If you notice that smoke doesn’t rise up the chimney like it used to, it may be time to clean your chimney. There should be airflow up the chimney, but a layer of creosote can stop up the works.

6. Fires are Difficult to Maintain

Fires need oxygen, but a dirty chimney can make it hard for your wood to get the air it needs to get going.

7. Chimney Soot is Falling from the Chimney

If you have chunks of chimney soot or creosote falling on your wood from the chimney, then that’s a good sign that you have creosote build-up problem, and the chimney needs to be cleaned.

8. The Chimney Damper has Black Creosote Buildup

If you notice that your hand turns black when you open the damper, then it’s time to have your chimney swept.

These signs are relatively easy to spot but taking steps to ensure your home is safe from the risk of fire damage is the next step.

Please schedule your chimney inspection and cleaning now to beat the spring rush!

The post How to Tell if Your Chimney Needs to be Swept appeared first on Boston's Best Chimney.

What to Do When There is Cold Air Blowing Down Your Chimney

The frigid days of winter are here and you’re feeling cold air blow down your chimney. As you worry about your energy bills skyrocketing, I’m sure the first question is, what can I do to prevent this? Today, we will guide you through what to do when there is cold air blowing down your chimney and why this might be happening.

Best Chimney Services is an all-service chimney company serving the Greater Boston, MA area. We offer everything from chimney inspections and sweeps to masonry work, installations, basement work, fireplace restoration and more. Click here or call (781) 893-6611 to get in touch with us.

Now, we’ll talk about what to do when there is cold air blowing down your chimney and why this might be happening.

What to Do When There is Cold Air Blowing Down Your Chimney

There are various possible causes of cold air blowing down your chimney. Here are some possible solutions:

What To Do When There is Cold Air Blowing Down Your ChimneyConsider Providing Makeup Air to Your Home

Nowadays, many homes are tightly sealed, often as a result of window replacements or newly insulated attics. These energy efficient home improvements decrease internal air pressure, causing higher pressure cold air from outside to come inside through an open fireplace. Consulting an HVAC company about providing makeup air to your home is one potential solution to this issue. Read our blog about how energy efficient home improvements can impact your fireplace to learn more.

Have a Flue Liner Installed

The job of a flue liner is to keep your fireplace insulated and protect the chimney’s bricks from heat. If you have an older chimney that does not have a flue liner, we highly recommend having one installed. Not having a flue liner or having an obstructed flue are two possible causes of cold air blowing down your chimney. Flue liners are low maintenance and prevent cold drafts from occurring, whether or not a fire is burning.

Make Sure Your Chimney Has Been Recently Swept

Has your chimney been swept lately? We recommend hiring a CSIA Certified chimney sweep to clean your chimney once a year or as needed. If you neglect this basic chimney maintenance, heavy creosote buildup can occur, putting your family in danger. This will also coat the chimney damper, preventing it from opening and closing properly and causing drafts to move down your fireplace.

What To Do When There is Cold Air Blowing Down Your ChimneyHave a Top-Sealing Damper Installed

We recommend installing a new, top-sealing damper to prevent air from traveling down your chimney. Many older dampers let air down your chimney, so if you’re experiencing cold air blowing down your chimney, your chimney’s throat damper may be the cause.

Call a Professional Chimney Inspector

The first step in diagnosing this issue should be to call a chimney inspector. A professional chimney company will help you figure out what is going on by performing an in depth inspection. Boston’s Best Chimney serves the Greater Boston, MA area with a wide range of chimney services. If you’re looking for assistance with your chimney, don’t hesitate to click here or call (781) 893-6611 to contact our team.

The post What to Do When There is Cold Air Blowing Down Your Chimney appeared first on Boston's Best Chimney.

What Causes A Leaning Chimney?

In the past four decades of our business operation, we’ve handled a wide variety of chimney-related issues. Many of our service calls are simple annual inspections and chimney sweeps. Other calls are more complex repair issues, such as when a homeowner discovers they have a leaning chimney. There are four main reasons for a chimney to start leaning, ranging from construction-related issues to weathering.

Chimney Repair Service New Britain, CTMasonry deterioration

Another common cause of a leaning chimney is problems with your masonry. This is one of the more common repairs Northeastern Chimney, LLC technicians perform. The freeze and thaw cycle can lead to cracks in the mortar and holes in your bricks. In addition, sulfur damage isn’t unheard of in homes where appliance vents tie into the chimney system. The oils and water that escape through this process don’t mix well with brick and mortar, eventually leading to the deterioration of the system — and a leaning chimney. A flue liner can help mitigate this issue and is something we recommend all chimneys have anyway.

Construction issues

Just like the walls of your house, your chimney needs a solid foundation (or footing). This is a layer of concrete at the base of your chimney that bears the weight of it all. Quite literally, there are thousands of pounds worth of materials pressing down on the foundation. It needs to be strong and supportive. And, as with your home, if the foundation begins to fail it will cause problems with the entire structure. Another construction issue is with older homes. Back then, installers didn’t utilize foundations. The chimney started at the ground, with the bottom bricks acting as the support. Even newer homes with a foundation often run into a problem where the installer made the footing too narrow or shallow. It should always be big enough to fully support the weight of the bricks, mortar, cap, and crown.

Improper drainage

Water damage is one of the most common issues a homeowner will face. This can include leaky roofs, overflowing gutters and downspouts, and of course the aforementioned freeze-thaw issue common to the spring and fall here in Connecticut. How do they tie into a leaning chimney? Improper drainage. As water pools in different places around the home, whether due to roof issues or insufficient downspouts, it can cause cracks in both the foundation and masonry of your chimney. Eventually, the system will start to lean as a result of improper water drainage.

House-related shifts

Over time, your house shifts. Those random creaks you hear, seemingly out of nowhere, are a natural part of the aging process. This is completely normal, however, depending on where the house shifts it can potentially cause a problem with your chimney. This is uncommon, but a possibility to be aware of. In addition, loose soil under the foundation can lead to shifts with the chimney. Like house shifts, this isn’t a common cause of a leaning chimney. Nevertheless, if all of the above have been ruled out it’s something that your Northeastern Chimney technician will look into for you.

Chimney Rebuilding Services Simsbury, CTA leaning chimney is a cause for concern

If you discover your chimney has started to lean, immediately stop using it. You should have the system inspected as soon as possible to prevent additional damage to it as well as your home.

Contact any one of our Northeastern Chimney, LLC team members today by calling 860-233-5770 or by reaching out to us on our website.

This post first appeared on https://www.mychimney.com

How to Prevent a Chimney Smoke

In the colder seasons, fireplaces will start to light up in a lot of homes. Fireplaces can be a great source of comfort and warmth when the breeze becomes cold. A lot of people find fireplaces beautiful.

Aside from a chimney inspection, you should know that wood smoke has tinny particles and pollutants that are toxic to people. Those pollutants include formaldehyde, benzene, and polyclinic aromatic hydrocarbons. These harmful particles cause heart or respiratory disease, especially in babies, young children, and pregnant women. In addition, the smoke can cause headache, throat and nose irritation, acute bronchitis, and nausea. People with allergies are more prone to these irritations.

Find out how you can prevent chimney smoke now.

Good Insulation

Unlike a drafty home, an air-tight house may not be able to give enough supply of outside air to the fire and this produces negative pressure inside your home. homes with good insulation benefit from outside air vents installed to satisfy what the fire needs. A lot of times, it is easy for an experienced mason to install a vent in the fireplace. You can try keeping a window open where the fireplace is while it is burning. In case the fireplace draws better from this, this is most likely the issue.

Burn the Firewood that is Dry and has Low Moisture Content

If you want to prevent smoke from coming out of the fireplace, it is important to consider the facts that cause the fire smoke, to begin with.

A fire normally produces smoke when the wood is not going through proper combustion. One of the primary reasons why wood is not properly burnt is because the wood is wet.

Maintain Your Fireplace or Burner

You must regularly remove ashes from the burner or fireplace and ask a chimney service to check if your wood burner is releasing too much smoke. In addition to that, ask the chimney cleaners to sweep your chimney annually. You should repair the wood burner because this is dangerous. If your burner is over 10 years old, you should upgrade an authorized wood burner, flued gas, pellet fire, or heat pump.

Exhaust Fans

A bathroom or kitchen exhaust fan can cause fireplace smoke. Another culprit could be the blower fan of a hot air heating system, especially when the furnace return vent is in the same room. These kinds of fans can create a powerful negative pressure easily, which hinders the fireplace from getting correctly drafted if you are making sure that all these kinds of fans are turned off while it is burning, and the smoke problem can go away.

The Damper Should be Open Before Each Fire

A fire may not be enough to combust wood properly and it will end up producing more smoke if there is a lack of enough airflow.

If you want to make sure that the draft works efficiently so that the air can flow to the fire, and open the damper fully in the fireplace before every fire.

If there is a fireplace damper, it will normally be located in the top area of your fireplace. The dampers might be closed between the fires to stop heat loss from your home, but they should be opened before each fire to make sure that waste gases and smoke can be vented safely from your home.

You can open and close a damper with the cable made of stainless steel that goes down the chimney to a handle in the fireplace.

If you need your fireplace cleaned, you can contact chimney contractors Columbia MD anytime.

The post Blog first appeared on First Class Chimney Services.

This post first appeared on https://www.firstclasschimneyservices.com

Common Fireplace Problems that Affect Its Functionality

A functional fireplace is essential to safety. No one wants to have a chimney fire, and there are some easy ways to ensure your house never has one. It starts with an annual inspection from Northeastern Chimney, LLC and ends with one of our technicians properly mitigating any issues they discover. So, what are those potential problems exactly? With any wood-burning fireplace, there are six common fireplace problems that affect its functionality.

fireplace creosote buildup, Farmington CTCreosote build-up in the flue

The first is excessive creosote build-up in the flue. An annual chimney sweep is the best way to mitigate creosote build-up. Virtually all wood-burning fireplace systems will need to be swept each year to prevent this from becoming a safety hazard.

Debris or other blockages

If your chimney is missing its cap, most likely you’ll eventually see debris build-up within the flue. Not only is this a fire hazard, but excessive blockages at the top (such as a bird’s nest) will also lead to carbon monoxide backing up into your home.

Physical damage to the masonry

The freeze-thaw effect common to our part of the country means that it’s highly likely your masonry will need to be repaired from time to time. Otherwise, water can (and will) enter any crack in the masonry, freeze, expand, and then when it melts leave an even bigger hole. Eventually, your entire masonry can collapse from this.

Birds and other animals

We’ve already mentioned bird nests, but it’s worth repeating. During the cold Connecticut winters, animals will always look for someplace to get warm. A fireplace offers them exactly what they’re looking for. It’s important to keep them out lest they create another potential obstruction in your flue.

Issues with your damper

If there is a fire in your firebox, the damper should always be open. It should also remain open until the last ember is fully extinguished. A broken damper, or one that won’t open, can again cause dangerous toxic gases to back up into your home.

Low-quality firewood

Seasoned firewood — which means it has roughly a 20% moisture rating — is the best kind to burn. Too much or too little moisture leads to excessive smoke and extra creosote build-up in your flue.

gas fireplace, Newington CTGas fireplace specific issues

In addition, natural gas-powered fireplaces have problems unique to them. As with wood-burning fireplaces, you will need to have these components inspected each season.

  • Pilot lights: These are usually pretty easy to relight. If your gas fireplace won’t light, it’s usually an issue with the pilot light.
  • A broken thermocouple: This is a set of special metal rods common to older gas fireplaces. It helps to regulate the automatic on/off functionality of your fireplace. If it lights, then turns off quickly, there’s usually an issue with the thermocouple.
  • Malfunctioning thermopile: Likewise, newer constructions often have a thermopile instead of a thermocouple. The distinction isn’t significant, but the end result is the same. A problem with the thermopile will lead to your fireplace turning off before it’s supposed to.

Preventing common fireplace problems

No one wants to deal with fireplace problems. Yet, as we’ve covered today, there are quite a few to be aware of that can affect its functionality.

An annual inspection of your complete fireplace system is the best way to minimize any chimney downtime and to keep your family safe during the winter months. It’s easy to contact a Northeastern Chimney, LLC tech — just call us at 860-233-5770 or send us a message requesting a repair estimate on our website.

This post first appeared on https://www.mychimney.com

Mixed Weather Brings on the Chimney Freeze Thaw Cycle

Mixed Weather Brings on the Chimney Freeze Thaw Cycle by Superior Chimney, Lombard, IL

Have you heard about the chimney freeze thaw cycle? Many homeowners have; however, we still get plenty of confused looks. If your chimney is made from bricks, which most of them are, then this article is a must read.

What is the Chimney Freeze Thaw Cycle?

According to the CSIA, the chimney freeze thaw cycle is when moisture penetrates the exterior chimney bricks and mortar joints then contracts when the moisture freezes and expands when the moisture thaws with warmer temperatures. As we slowly begin to make our way into Spring, the freeze thaw cycle can happen many times.

How It Works

Naturally, bricks and mortar joints are naturally porous. Even though the material looks solid, it contains tiny pockets of emptiness or space where water and moisture can settle in. When the moisture or water is happily living in the space, and it gets at or below 32 degrees, it’s going to freeze inside of the bricks. Once the temperatures start climbing above 32 degrees, the frozen water begins to melt. The chimney freeze thaw cycle causes the materials, both the bricks and mortar, to deteriorate over time.

As you notice our temperatures, you’ll get the report from the weather expert that today’s high is 18 degrees then in a few days the high will be 50 degrees. Of course, those are just the high temperature for the day. Let’s not forget we have evenings as well. This is a perfect example of what the Chicago temperatures can do to the chimney.

How Do I Know What’s Happening?

Most homeowners don’t go climbing on the ladder to inspect the chimney. It’s probably not the best idea at any height or season. This is where certified chimney technicians are important. They are trained professionals and understand the science behind the living, breathing chimney as well as safety.

The Superior Chimney certified technicians practice proven procedures during a chimney inspection. Part of the chimney inspection is to evaluate the condition of the exterior chimney. If the chimney is healthy or needs repair, the technician will take pictures so you can see for yourself the health of the chimney.

What is the Chimney Technician Looking for?

Here are a few areas that your Superior Chimney technician is inspecting while on your roof.

  1. Chimney Cap. The technician will inspect the chimney cap to ensure that you have one, that the chimney cap is directing the water away from the bricks and it is properly sealed to the chimney.
  2. Flashing. Flashing protects the bottom of the chimney. This is the space where the chimney meets the roofing system. If the flashing is missing, water can get into your home creating lots of problems.
  3. Bricks & Mortar. The technician will evaluate the condition of the bricks and mortar. The technician is searching for spalling, missing mortar, deterioration and more. Any issues found will be repaired.

What Can Be Done to Avoid Future Chimney Repairs?

To protect the chimney, waterproof it with Chimney Saver. The chimney repellant is sprayed directly onto the bricks and mortar. The Chimney Saver is absorbed into the brick and mortar filling in the empty spaces and coating the brick and mortar. The product repels water, directing it to go down and away from the chimney.

Schedule your chimney inspection today. Contact us at… 877-CHIM-FIX (877-244-6349)


This post first appeared on https://www.superiorchimney.net

What Causes a Cracked Firebox & How Can I Fix It?

Your fireplace and chimney are designed to withstand years of extreme temperatures and weather conditions. However, nothing lasts forever, and no matter how well-built your fireplace is, eventually, time takes its toll.

The firebox is where the fire burns, and because it undergoes a constant heating/cooling cycle and extreme temperatures, it’s prone to wearing out more quickly than other parts of the system.

Fluesbrothers Chimney & Fireplace examines the causes of firebox damage and what you can do to repair it.

firebox cracks damage, Mission Hills KSCauses of Firebox Cracks & Damage

Builders use firebricks and refractory mortar to construct modern fireboxes because these materials withstand extreme temperatures better than standard bricks or stone.

Despite the durability of these materials, they’re still prone to damage.

The leading causes of firebox damage include:

Water

Brick, stone, and mortar are porous and absorb water like a sponge, so even a tiny amount of water can get in, causing the material to swell and eventually crack.

Wear & Tear

Although firebricks and refractory mortar resist heat, the constant exposure to high temperatures takes their toll, causing these materials to wear out over time.

Also, weather and foundation movement can cause your chimney to tilt or lean, putting stress on the entire system leading to cracks in the mortar joints and loose bricks.

Faulty Construction

The quality of a chimney and fireplace depends not only on the materials used but also on the builders. If the contractors that built your fireplace lacked skills or used inferior materials, the fireplace will wear out more quickly than it should.

The problem with firebox damage is that it happens slowly, and many people don’t notice the damage until it’s too late, and rebuilding is the only option. The best way to protect yourself from expensive repairs is to hire a professional chimney repair service for annual inspection and maintenance to fix minor problems before they get out of hand.

How Serious is Firebox Damage?

A well-constructed fireplace and chimney have fire-resistant layers and a flue liner to protect the combustible materials around the firebox and behind the fireplace from catching fire.

Ignoring firebox damage puts your home and family at risk of fire and carbon monoxide poisoning.

Also, if the cracks are large enough, burning embers can come through and contact the wall behind it.

Another concern over cracks in the firebox is the chance that gases and carbon monoxide can leak out into your home.

Besides the risk to your home, there’s a financial risk resulting from ignoring firebox repair. You can repair most cracks if caught early by sealing or chiseling away the damaged areas and repointing.

However, if you wait too long, you run the risk of needing a complete rebuild of your firebox, which is time-consuming and expensive.

The Fluesbrothers are masonry fireplace experts. Our masonry repair includes firebox rebuilding and repointing, mortar crown repair, and damper repair.

What About Prefabricated Fireboxes?

Many builders prefer manufactured fireplaces in new home construction because they’re more cost-effective than masonry fireplaces.

Like their masonry counterparts, manufactured fireplaces use refractory materials to reduce heat transfer from the firebox to the combustible materials around it.

However, like masonry fireboxes, prefab fireplaces and their refractory panels are also prone to cracking caused by excessive heat.

Hairline cracks are expected, and you can still use your fireplace safely; however, this is a problem you want to keep your eye on if it worsens because of the risk of fire.

According to the Chimney Safety Institute of America, you should replace a cracked fireplace refractory panel if the crack is 1/16 of an inch wide or if you can fit a nickel into the space.

The bottom line is that while you can safely operate your fireplace with minor cracks in the firebox, you must call a professional chimney repair service as soon as you notice damage to protect your family and home.

Repairing Firebox Cracks

It’s understandable to want to save money on home repairs, but professionals should perform some fixes, and that includes firebox repair.

Depending on the damage, a professional chimney repair contractor may fill in the gaps with refractory caulk to seal them.

Some repairs require tuckpointing or replacing loose bricks, which technicians with the training and experience should handle to do these repairs accurately.

Also, professionals are certified and insured, which means you get peace of mind knowing the repairs are safe and will last.

About Fluesbrothers Chimney & Fireplace

We’re a full-service chimney service company serving residents throughout the Kansas City metro area for over a decade.

chimney repairs, Prairie Village KS

We’re members of the National Chimney Sweep Guild and are fully certified by the Chimney Safety Institute of America and the National Fireplace Institute.

Here’s what you can expect when you hire us.

  • Over a decade’s worth of experience
  • Fully certified, licensed, and insured technicians
  • 100% satisfaction guarantee
  • Full-service chimney cleaning, inspection, and repairs
  • Dryer vent inspection and cleaning
  • Accurate diagnostics
  • Free estimates
  • Financing options

Whether you need firebox repair, chimney sweeping, inspection, or fireplace repair, you can count on Fluesbrothers Chimney & Fireplace Services in the Kansas City metro area. Please book your appointment now by calling 913-236-7141 or via our online form.

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(877) 959-3534