
Chimney Repairs, the number one cause of leaks
Keeping up on your home or business property maintenance is crucial. One area that often gets overlooked is the chimney. The chimney is an essential component of your heating system. It provides ventilation for fireplaces, furnaces, and some household appliances. Not maintaining your chimney can result in fires, carbon monoxide poisoning, and costly repairs.
Even though chimneys are built to withstand extreme weather conditions and temperatures, they’re not fool-proof or indestructible. Over the years, things like weather, and creosote buildup can damage your chimney system. It’s important to recognize the signs of wear and the need for chimney maintenance and repair.
The Roof Repair Guys has decades of experience keeping chimneys in optimum shape. In the following quick guide, we’ll cover things like common damage signs and what you can do to prolong the life of this essential part of your home or business.

Signs Your Chimney Needs Repair:
Outside Chimney Damage:
- Cracks or missing bricks/mortar: This can be a clear sign of damage. Some of the causes are foundation settling, the weather, and the age of the chimney/home.
- Leaning Chimney: A leaning or tilting chimney can be a sign of serious foundational issues. This can be a big safety risk as well.
- Overgrowth: If you see plants growing out of your chimney, it’s a sign of moisture. This can lead to blockages and could be a fire risk.
Inside Chimney Damage:
- Damage flue lining: The lining of the flue protects the chimney’s insides from excessive heat and corrosion. It it gets damaged, it can lead to fires. Regular chimney sweeping is essential.
- Rust: If you notice rust on the metal parts of the chimney, it’s a sign that it needs repairs. Rust can weaken the metal parts and become a safety risk.
- Leaks/Water Damage: Water stains can be a sign of water penetration. This can lead to leaks and significant and costly damage.
- Cap or Crown Issues: A missing or damaged cap can lead to debris, rain, and animals getting into the flue.
- Damaged or Missing Flashing: The flashing creates a water-tight barrier around the perimeter of your chimney. Gaps or holes can lead to leaks and costly damage.
- Strange Smells or Sounds: Rumbling or whistling sounds could be a sign of a chimney blockage or a structural issue. A foul smell from the chimney could be due to a blockage, buildup or creosote, or even a trapped or dead animal.


Common Chimney Repairs
- Tuckpointing Mortar Joints: This involves removing damaged mortar and replacing it with fresh mortar between the bricks or stones. This repair is needed when there are cracks visible or obvious missing mortar.
- Crown or Cap Rebuilding: If the crown/cap is cracked or missing, it should be replaced to ensure proper ventilation and prevent water damage.
- Resurfacing the Flue: If the flue lining is cracked or breaking down, it can lead to excessive heat damage and even fires. A properly lined flue ensures efficient ventilation and reduces the risk of chimney fires.
- Repairing/Replacing Flashing: The flashing is the metal that creates a water-tight seal around your chimney’s base. If there are holes or gaps in the flashing, this can lead to leaks and other more costly damage.
- Clearing Blockages: Regular chimney sweeping can clear away debris, a build up of creosote, and save you money and safety concerns.

Professional Chimney Inspection:
While you may be able to see some signs of chimney damage yourself, a trained chimney inspector can spot things that home/business owners can easily miss. High a certified inspector to check your chimney for everything we discussed above. They will be able to recommend the correct measures to take. Here’s what to expect during a chimney inspection:
- The inspector will thoroughly inspect the interior and exterior of the chimney and it’s various components.
- They will look for signs of cracking, leaks, and other damage.
- They will check the cap, the flashing, and the flue for signs of damage.
- The inspector will use specialized equipment and cameras to thoroughly inspect your chimney.
- They will ensure that your chimney meets all safety codes and local regulations.
- The inspector will provide you with a detailed report on their findings, along with their recommendations.

When to Repair and When to Rebuild:
It’s sometimes difficult to know if your chimney needs repairs or replacement. Here are some differences to keep in mind:
Minor Repairs:
- Tuckpointing mortar joints
- Replacing bricks or stones that are damaged
- Relining the chimney’s flue
- Replacing the chimney cap/crown
- Re flashing the chimney


Complete Chimney Rebuild:
Here are some of the more time consuming and costly issues. These would be reasons to rebuild your chimney:
- Damage to structural integrity
- Safety issues
- Fix inadequate ventilation issues
- Increase aesthetic appearance
Things to Consider When Deciding Between Repairs and Replacement:
- The age of the chimney and it’s overall condition
- The extent of the damage and the location of the damage
- Cost effectiveness and chimney life prolonging
- The impact on your home or business’s value
It’s crucial to consult with a professional and reputable chimney professional. The Roof Repair Guys has over 20 years of experience repairing and replacing chimneys.

Cost of Chimney Repair:
Here are some of the average costs related to chimney repairs/replacements:
- Chimney Sweep $100-300
- Tuckpointing $500-1500
- Crown/Cap Replacement $300-1,000
- Flue Relining $1,000-$5,000
- Flashing Repair/Replacement $300-1,000
- Chimney Rebuild $3,000-10,000

Understanding the factors that contribute to chimney repair costs is important. Here are some things to consider:
- Extent of damage: The more damage there is, the more expensive the repairs will be
- Type of repair: These can vary widely (see above)
- Chimney height and accessibility: A larger chimney that is more difficult to access will of course be more expensive to repair/replace.
- Materials involved: For instance, a common brick chimney will be less expensive to fix than a high end stone.
- Geographic location: The cost of materials and labor vary greatly depending on where you live.
It’s important to note that these are rough estimates at the time of this writing. It’s best to have a reputable and experienced contractor look at your chimney.

Benefits of Proper Chimney Maintenance:
- Improved safety: Reduces risks of fires and carbon monoxide poisoning
- Prolongs the life of your chimney: Prevents premature breaking down of your chimney
- Increased ventilation efficiency: Ensures all heating appliances are working to their optimum levels
- Prevent costly repairs: Minor repairs now can save your thousands down the line
- Regulation compliance: Assures your chimney meets all codes and regulations in your area
- Increases property value: A well-maintained chimney increased the value of your home or business.
- Environmental benefits: Reduces pollutants and emissions

Conclusion:
Keeping up on regular chimney maintenance is essential for the safety and longevity of your home or business. Addressing minor concerns and repairs now can prevent much larger and more costly repairs in the future. Take the time to invest in your chimney’s health today!