Month: July 2026

Standard annual or mechanical Chimney cleaning for gas and wood burning fireplaces typically works to remove any type of buildup as well as checking for the structural integrity of the chimney. Maintaining an annual chimney cleaning will meet the national safety standard set by the NFPA, CSIA, IRC and NCSG, helping homeowners avoid chimney fires and blockages.

Why does safety matter? Did you know that there was a chimney fire in Marengo in January? Or a chimney fire at a Peotone home at the end of March? Or a log cabin fire caused by the chimney in June? That’s just a few that happened in the past 7 months.

Why Does a Chimney Cleaning Matter?

Chimney sweeps also known as chimney cleanings, fireplace cleanings, or fireplace sweeps. Regardless of what you call it, it still means the same thing.

Chimney cleaning for gas and wood burning fireplaces serve 3 key purposes:

1. confirming structural integrity
2. removing flammable deposits and
3. obstruction-free assurance.

Homeowners with gas or wood burning fireplaces benefit from each of these safeguards.

The National Fire Protection Association addresses this directly through NFPA 211, a widely recognized fire safety code. The standard states that chimneys, fireplaces, and vents require inspection at least once a year for soundness, free from deposits, and correct clearances, with cleaning, maintenance, and repairs to be done whenever needed.

This annual requirement applies equally to gas and wood burning fireplaces. Organizations including the Chimney Safety Institute of America, the National Chimney Sweep Guild, International Residential code and the National Fire Protection Association each reference this standard as the requirement for home fire safety.

Free 14-Point Certified Written Inspection

Every chimney sweep completed through Superior Chimney includes a complimentary 14-point certified written inspection along with photo documentation delivered to you by email. This documentation gives homeowners a clear visual record of their chimney system.

The written report covers the condition of the flue liner, smoke chamber, smoke shelf, damper, firebox, chimney crown, and chimney cap, among other components examined during a standard visit. Photo documentation captures each area so homeowners can review the findings independently of the technician’s verbal summary. Written inspection reports allow families to track the condition of their fireplace chimney system over time.

Chimney Cleaning and Structural Integrity

A CSIA Certified Chimney Sweep technician, such as Superior Chimney technicians, visually examines the chimney from the top opening to the firebox below, gaining a full evaluation of the interior.

When chimney rods and brushes pass through the chimney system, loose pieces of fire clay tile, damaged tile joints, or crumbling brick sometimes fall down into the fireplace. This debris can mean there is an integrity problem. By knowing this is a problem, will protect families and their homes. Now it’s time to take care of it and call in a certified chimney technician.

Fireplace Cleaning and Creosote Removal

Creosote, is the technical name for soot. Soot forms as a natural byproduct of burning wood. Smoke traveling upward through the chimney and leaves deposits of creosote along the interior walls. With every fire, a little more gets built up.

The issue with creosote is that it is highly flammable and is the leading cause of chimney fires nationwide. Removing the buildup through regular chimney cleanings keeps a fireplace serviceable  for continuous use throughout the spring, fall and winter seasons.

Standard and mechanical chimney cleanings pay close attention to the flue liner, smoke chamber, smoke shelf, damper, and firebox in a single service visit. Superior Chimney performs each fireplace chimney inspection using a no-mess process that protects the home during service. This keeps soot contained within specialized equipment rather than the living room.

An Obstruction Free Chimney

Several conditions create blockages within a chimney system. Bird, squirrel, bat and raccoon nesting material, feces, and debris frequently accumulate inside an unprotected flue, especially during spring and summer months when the fireplace sits unused.

Excessive creosote accumulation or a collapsed chimney liner can restrict proper airflow. Homeowners that address obstructions with a chimney inspection will be able to maintain proper draft and ventilation with their gas or wood burning fireplace. This will reduce the risk of smoke backing into the home.

Gas Chimney Cleaning Compared to Wood burning Chimney Cleaning

Gas and wood burning fireplaces share the same annual chimney inspection requirement.  Whether you are burning wood, gas or a “pile of shirts” there is still heat and flame that requires worthy firewalls to protect the home from heat transfer.  Fire worthiness and checking the firewall integrity is priority.

Wood burning fireplaces generate creosote that builds along the flue liner with every fire. Gas fireplace systems accumulate lighter deposits along with potential venting obstructions, since gas appliances rely heavily on venting for safe combustion byproduct release. Each system accumulates different residues that need attention.

A CSIA Certified Chimney Sweep technician from Superior Chimney adjusts the specific cleaning approach based on fuel type. However, the same core safety elements apply: structural integrity, deposit removal, and clear airflow.

What Happens During a Chimney Cleaning?

A typical chimney inspection begins with a walkthrough of the fireplace and the chimney on top of the roof, allowing the technician to record any visible concerns the homeowner reported in advance as well as any new findings.

The certified technician then covers the immediate hearth area with protective material before setting up specialized equipment designed to contain creosote throughout the cleaning and inspection.

Chimney rods and brushes pass through the flue liner to loosen and remove creosote deposits along the smoke chamber, smoke shelf, and damper. The certified technician inspects each section closely for loose or crumbling firewall, cracked joints, or other signs of weak structural damage.

A final walkthrough of the firebox and chimney completes the visual inspection. Photo documentation captures each component, and the certified written report is sent to the homeowner by email. This consistent process gives homeowners the documentation they need to compare year to year.

Chimney Cleaning Safety Standards

The table below summarizes the organizations that set national chimney safety standards, along with their specific requirements for fireplace chimney sweeps.

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

Difference Between Chimney Tuckpointing and a Full Chimney Rebuild

Chimney tuckpointing addresses targeted mortar joint failure while the bricks around the mortar remains structurally sound. A mason removes the cracked or missing mortar, replaces it with new material, and tools the surface for a weather-tight and beautiful finish. This process restores both function and appearance without touching the bricks.

A full chimney rebuild becomes necessary when spalling, leaning, or missing bricks / stone has spread across enough of the chimney that mortar repair alone isn’t enough. At this stage, sections of brick need to be fully replaced with new mortar.

Scheduling a professional from Superior Chimney at the first signs of missing mortar, cracked mortar, and/or missing bricks is critical to repair the chimney instead of needing to build part or a brand new chimney all together.

Chimney Saver is Used for Preventative Maintenance

Superior Chimney applies Chimney Saver, a waterproofing agent developed specifically for masonry chimneys, to help preserve chimney integrity and reduce the frequency of future brick chimney repairs.

Chimney Saver is vapor permeable, allowing a masonry chimney to release moisture that originates from inside the structure while blocking new water from entering through the brick surface. Pairing chimney tuckpointing with a waterproofing application such as Chimney Saver, gives the chimney a way to protect itself.

Different Mortars have a Purpose

Mortar strength plays a role in how well a chimney tuckpointing repair performs over time. Masonry professionals can select from a range of mortar types, each has a different structural role.

Softer mortar types are best for older or historic brick. Matching mortar strength to the surrounding brick prevents new stresses from forming. Stronger mortar serves structural applications where the masonry itself already carries heavier loads.

Selecting mortar that is weaker than the original brick keeps stress concentrated in the mortar joint rather than the brick face during freeze-thaw cycles, preserving the brick as the longer-lasting material. This explains why mortar joints are designed to wear down first. A joint engineered to absorb seasonal movement protects the brick and stone around it.

The Best Time to Schedule Chimney Tuckpointing

Mortar curing depends heavily on temperature. Mild, dry weather allows fresh mortar to cure at a steady pace, making the strongest possible bond within the joint.

Spring, summer and fall generally offer the most favorable conditions for chimney tuckpointing. That leaves winter… Winter cold risks freezing before curing completes. That’s why Superior Chimney stresses chimney repairs during these nice weather months.

Frequently Asked Questions

What is chimney tuckpointing? Chimney tuckpointing removes deteriorated mortar from between bricks and replaces it with fresh, color-matched mortar, restoring water resistance and structural integrity to the joint.

How is chimney tuckpointing different from repointing? The terms are frequently used interchangeably across the masonry trade, and both describe removing defective mortar and replacing it with new material best for the surrounding brick.

What causes chimney mortar joints to fail? Freeze-thaw cycling, penetrating moisture, and age-related wear each weaken mortar over time, eventually allowing water, drafts, and insects to pass through the joint into the home.

Does chimney tuckpointing prevent future brick damage? Chimney tuckpointing addresses failing mortar before moisture reaches the brick itself, reducing the likelihood of spalling, cracking, and the structural loss that follows once brick units are compromised.

When does a chimney need a full rebuild instead of tuckpointing? A full rebuild becomes necessary once spalling, leaning, or missing bricks and materials spreads across the structure. This is when mortar repair alone falls short of restoring the chimney’s structural integrity.

Does waterproofing replace the need for chimney tuckpointing? Waterproofing products such as Chimney Saver work alongside chimney tuckpointing rather than in place of it.

Is there a best time of year for chimney tuckpointing? Spring, summer and fall generally provide the mild, dry conditions mortar needs to cure properly.

How long does a chimney tuckpointing repair last? A properly completed chimney tuckpointing repair typically lasts for many years, since matching mortar strength to the surrounding brick and applying a waterproofing layer both extend the working life of the joint.

Experienced Masonry Crews

Superior Chimney’s masonry crews approach each chimney tuckpointing project with attention to color match, joint depth, and mortar selection, restoring both the function and the original appearance of the chimney.

Taking care of mortar deterioration through chimney tuckpointing at the earliest signs of wear, protects a home from water intrusion, preserves the structural integrity of the masonry, and extends the working life of the chimney.

Contact Superior Chimney today to schedule your chimney inspection at 877-244-6349.

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

The post What Separates a Real Chimney Company from a Listing on a Map appeared first on Boston's Best Chimney.

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A friend noticed a damp, musty smell coming from her living room fireplace the week after a February thaw. When she called a masonry technician from Superior Chimney, to take a look, and found that water had been working its way behind the bricks for years. What started as a small crack now meant her chimney needed structural repairs before she could safely use it again.

Chimney repairs are any work done to restore the structural and weatherproof condition of a chimney. This can include mortar joint repair, brick replacement, crown repair, flue repair, and cap or flashing replacement. Most Chicagoland homeowners discover the need for chimney repairs often times after winter, when the freeze and thaw cycles have already done its damage. Uncovering the symptoms early is the best way to keep chimney repairs down. Let’s discuss how that can be done.

Why Chicagoland Weather Is Especially Hard on Chimneys

Chicagoland has some of the most polarized weather. One day it’s a blizzard and the next week hot, humid and 100 degrees. That swing in weather conditions and temperatures are the real reasons why chimney repairs are needed.

When moisture from humid and rainy days’ soak into brick and mortar and then freezes, it expands. As it begins to thaw, the materials contract. Repeat that cycle dozens of times in a single Illinois winter and even solid masonry in the chimney starts to crack, spall, and separate from the joints holding it together. This is called the freeze thaw cycle. We’ve talked about it many times over the years, and it continues to be the single biggest reason homes need chimney repairs more often than homes in milder climates.

The Chimney Safety Institute of America (CSIA), the leading nonprofit certifying body for chimney professionals in the United States, notes that water intrusion is one of the most damaging and most preventable problems. If the problem is left to mature, it affects more than the appearance. It compromises the structure itself.

What Do Chimney Repairs Involve?

Not every chimney problem requires the same fix. Chimney repairs generally fall into a few categories. Understanding the difference, helps homeowners have a more informed conversation with the expert technician.

Mortar joint repair or tuckpointing. This involves removing deteriorated mortar between bricks and replacing it with fresh mortar, matched to the original color and texture as closely as possible.

Brick replacement. When individual bricks have spalled, meaning the face has cracked or popped off from trapped moisture, those bricks are removed and replaced.

Crown and cap repair. The crown is the concrete slab at the very top of the chimney. Cracks both big and small let water directly into the chimney flue. Chimney crown repair is often one of the most urgent forms of chimney repairs.

Flashing repair. Flashing is the barrier where the chimney meets the roofline. Loose, damaged or poorly installed flashing is a common source for water leaks. The roof gets the blame as it is the largest piece that covers the house. However, it certainly can be the overlooked chimney.

Flue and liner repair. Cracked flue tiles or damaged liners affect how safely a chimney vents smoke and combustion gases.

When to Know a Chimney Needs Repair
Most chimney damage shows up as small, easy to dismiss way. Let’s take a look at the following list. Be sure to print this out and keep it handy so if/when something happens, you know what to look for.

• Water stains near the fireplace or on the ceiling
• A brownish stain on the wall around your fireplace, or a stain on the ceiling near an exterior chimney. This means water is getting in somewhere it should not.
• Crumbling or missing mortar
• If you can see gaps between bricks, or mortar that flakes off when you touch it
• A leaning or visibly shifting chimney
• A chimney that appears to pull away from the house, even slightly, could indicate a structural issue
• White staining on the brick (efflorescence)
• Chalky white residue left behind as water evaporates out of the masonry. It is a visible sign that moisture is moving through brick
• Rusted damper or firebox components
• Metal parts inside a fireplace that are rusting are a strong indicator that moisture is present
• Debris in the fireplace
• Small chunks of brick, mortar, or tile landing in the firebox

What are the Various Types of Chimney Repair?

This is a compiled list of chimney repairs so you can be aware of what to look for. If you have any questions, contact us directly at 877-244-6349.

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

Over the winter and spring season, smoke was a common occurrence at my neighbors house. Since they are new to homeownership, they didn’t realize smoke was to go outside, and nothing was to backtrack inside. When there’s a smoke problem from the fireplace, question it. The answer can be as simple as a fireplace fan.

A fireplace fan is a mechanical exhaust fan, often called an Exhausto fan, Enervex fan, or chimney extractor fan, that mounts on top of a chimney to pull smoke up and out of your home. It corrects the draft process caused by undersized flues, low chimney height, or negative pressure inside the home. Now that you know what it is in a nutshell, let’s take a closer look.

What Is a Fireplace Fan?

A fireplace fan is a powered ventilator installed at the top of a chimney flue. This is different than a chimney cap. A chimney cap protects from animals, weather elements and debris from entering your home. A fireplace fan actively draws air and combustion gases up and out of the house.

These fans go by several names depending on the manufacturer and region. You may see them listed as:
• Exhausto fans
• Enervex fans
• Fireplace chimney fans
• Flue fans
• Chimney extractor fans

Regardless of the name, the function is the same: create enough draft to overcome whatever it is preventing the chimney from extracting the smoke naturally.

Why Do Chimneys Smoke?

Before choosing a fan, it helps to understand what actually causes smoke to enter a living room from the chimney. According to chimney physics research published by the Chimney Safety Institute of America (CSIA), venting problems generally fall into a small number of categories: spillage, back drafting, flow reversal, wind induced downdraft, and inadequate flow.

Spillage happens when some combustion gases escape into the room while the rest continue moving up the chimney. It is often the first sign of a draft problem.

Back drafting is a more serious problem. The CSIA describes it as a condition where chimney flow is fully reversed. Now all of the gases go into your home and nothing goes outside.

Negative pressure inside the home is one of the most common causes. Modern homes are sealed tightly for energy efficiency. Range hoods, bathroom fans, and clothes dryers all exhaust air outward. The air needs to be replaced from somewhere. In a tight house, the best path is often from the chimney flue.

Other contributors include an undersized or oversized flue, a chimney that goes beyond the roofline, or a fireplace design that is just hard too vent such as a corner unit.

How a Fireplace Fan Solves Problems

A fireplace fan replaces the natural draft with a mechanical draft. The mechanical fan can 0extract air and smoke from the flue and get rid of it at the top of the chimney.

This matters because the fan fixes the pressure problem (in the chimney). A properly sized fireplace fan will:

• Establish negative pressure inside the flue so smoke has nowhere to go but up and out
• Operate regardless of wind direction or outdoor temperature
• Allow speed adjustment from inside the room to match fire size and airflow needs

Types of Fireplace Fans

Most residential fireplace fans fall into one of two categories: rooftop mounted extractor fans (the Exhausto and Enervex style units) and inline or booster fans installed lower in the flue system.

The table below compares the two approaches.

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