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Professional Chimney Repair Services in Westchester County

Whether it’s cracked masonry, damaged flashing, a chimney leak, or worn mortar, we repair the damage and restore your chimney to good condition.

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Professional chimney repair services in Westchester County

Trusted Chimney Repair Solutions in Westchester County

Your chimney is exposed to harsh, changing weather year-round. Rain, snow, wind, freezing temperatures, and summer heat all take their toll on masonry over time. Even a few minor cracks or loose bricks can allow water to seep inside, leading to costly damage if left untreated. These early warning signs are easy to overlook, but they often indicate it’s time to invest in professional chimney repair services. Addressing these issues early helps protect your home’s safety, structural integrity, and the long-term performance of your chimney.

A&GJ Construction has helped homeowners across Westchester County with reliable chimney repair since 2005. We handle everything from brick chimney repair to waterproofing to full chimney restoration.

Looking online for chimney repair near me? Our local team is ready to inspect your chimney, explain your options, and provide a free estimate.

Signs Your Chimney Needs Repair

Most chimney problems don’t appear overnight. They usually start with small changes that are easy to miss. Catching those signs early can save you from bigger repairs and higher costs later.

01

Cracked or Missing Bricks

Check the brickwork from time to time. If you spot cracked, chipped, or missing bricks, don’t ignore them. Open gaps allow water to get into the chimney, and that can slowly weaken the surrounding masonry.

02

Damaged Mortar Joints

The mortar between the bricks won’t last forever. As it wears away, you may notice loose joints or pieces falling out.

03

Water Leaks Around the Chimney

A damp patch near the fireplace after rain isn’t something to ignore. Water can find its way in through damaged flashing, worn mortar, or a cracked chimney crown.

04

White Staining (Efflorescence)

White stains don’t appear on their own. They’re usually left behind after moisture moves through the brick and evaporates.

05

Leaning or Tilting Chimney

Stand back and look at your chimney from the yard. Stand back and look at your chimney from the yard. If it appears to lean or pull away from the house, schedule an inspection promptly.

06

Rusted Chimney Components

Rust is often a sign that moisture has been getting in. If you see it on the flashing, damper, or chimney cap, moisture has probably been getting where it shouldn’t.

07

Interior Water Stains Near the Fireplace

Water stains don’t always appear on the chimney itself. Sometimes the first clue is a brown mark on a nearby wall or ceiling.

08

Loose Chimney Cap or Crown

Wind, storms, and years of exposure can loosen the chimney cap or crack the crown. Once that protective layer fails, rain has a much easier path into the chimney.

Our Chimney Repair Services

Every chimney has its own set of problems. Some only need a small repair, while others require more extensive restoration. We inspect the chimney first and recommend the repair it actually needs. As a trusted Westchester construction company, we focus on providing reliable chimney repair solutions that restore safety, protect your home, and extend the life of your chimney.

  • Masonry Repair: Brick and mortar naturally wear down after years of exposure to the weather. If parts of the masonry have started cracking, shifting, or breaking apart, we’ll repair the damaged areas and restore the chimney’s strength and stability.
  • Replacement: A few damaged bricks can quickly lead to more extensive repairs if they’re left unaddressed. Instead of patching over the problem, we remove the affected bricks and replace them with new ones that match the existing chimney as closely as possible.
  • Repointing (Tuckpointing): Mortar doesn’t stay strong forever. Once it starts crumbling or falling out, water finds an easy way in. Chimney repointing replaces those worn joints with fresh mortar and gives the chimney the support it needs.
  • Crown Repair: The top of the chimney is exposed to the weather year-round. Rain, snow, heat, and freezing temperatures all leave their mark. If the crown has cracked or started wearing away, we’ll repair it before the damage reaches the masonry.
  • Flashing Repair: The flashing around your chimney should create a tight seal against the roof. When it loosens or pulls away, leaks usually follow. We repair or replace the flashing so water stays outside.
  • Leak Repair: Tracking down a chimney leak isn’t always straightforward. Water doesn’t always drip in where it enters. We take the time to find the actual source first, then repair the part that’s causing the problem.
  • Waterproofing: Once repairs are finished, many homeowners choose to waterproof the chimney as an extra layer of protection. It helps reduce moisture penetration and protects the masonry from weather-related deterioration.
  • Cap Repair & Replacement: A missing or damaged chimney cap leaves the flue exposed to rain, debris, birds, and even small animals. If the existing cap isn’t doing its job anymore, we’ll repair it or install a replacement that fits properly.
  • Crown Sealing: Small surface cracks don’t always call for a full crown replacement. In many cases, sealing the crown early is enough to stop moisture.
  • Rebuilding: Every once in a while, a chimney is simply beyond a standard repair. If that’s the case, we’ll explain why, walk you through the options, and rebuild only the sections that truly need it.

Our Chimney Repair Process

We believe in keeping things straightforward, from the first inspection to the final walkthrough.

01

Comprehensive Inspection

We inspect the entire chimney, not just the obvious problem area. We check the brickwork, mortar joints, flashing, and crown. These areas usually show damage first. We look at everything before we suggest any repairs.

02

Damage Assessment

After completing the inspection, we review our findings with you, explain the source of the problem, and recommend appropriate repairs. You see the damaged areas yourself. We explain how the problem developed. We recommend repairs based on your chimney’s actual condition.

03

Transparent Estimate

We give you a written estimate before we start any work. It covers the scope of work, the materials we’ll use, and the timeline. You know what to expect from the start.

04

Professional Repairs

Our team completes the repairs your chimney needs. This may include brickwork repair, mortar replacement, flashing repair, or crown restoration. We choose materials designed to withstand New York’s changing weather conditions.

05

Final Safety Inspection

We inspect the chimney again once the repairs are complete. If something doesn’t meet our standards, we fix it before we leave the job site.

Timely chimney repair for Westchester County homes

Why Timely Chimney Repair Matters

Chimney problems rarely improve on their own. A small crack can allow water into the masonry, and every freeze-thaw cycle makes that crack a little bigger. Over time, what could have been a simple repair may turn into a much larger project.

Fixing problems early gives you several advantages:

  • Prevents cracks from spreading through the chimney structure
  • Keeps water from reaching your attic, walls, and ceiling
  • Improves fireplace and chimney safety
  • Helps you avoid expensive rebuilding projects
  • Extends the life of your chimney

Common Causes of Chimney Damage

Most chimney damage develops gradually. It builds up slowly as your chimney faces years of changing weather.

Some of the most common causes include:

  • Heavy rain and snow soaking into the masonry
  • Freeze-and-thaw cycles that widen existing cracks
  • Water entering through damaged flashing or chimney crowns
  • Aging mortar that slowly loses its strength
  • Storm damage from high winds or falling branches
  • Poor installation or previous repair work
  • Skipping regular chimney maintenance services

Scheduling routine inspections makes it easier to catch these problems early and avoid larger repairs later.

Trusted chimney repair company in Westchester County

Why Choose Our Chimney Repair Company?

Homeowners across Westchester County have trusted A&GJ Construction since 2005. We believe good workmanship still matters.

When you work with us, you can expect:

  • Experienced chimney and masonry professionals
  • Licensed and insured service
  • Materials selected for New York’s weather
  • Honest repair recommendations
  • Clear communication from start to finish
  • Fair, competitive pricing
  • Repairs completed with care
  • Respect for your home and property

Every chimney is different. We don’t rely on one solution for every repair. We recommend the work your chimney actually needs, and we complete it with the same care we’d expect in our own homes.

Chimney Repair vs. Chimney Rebuilding

Sometimes a repair is all that’s needed. In other cases, rebuilding the chimney is the safer option.

Chimney Repair

  • Repairs minor cracks and isolated damage
  • Replaces damaged mortar or individual bricks
  • Repairs flashing, caps, and crowns
  • Stops leaks and restores stability
  • Typically lower cost than rebuilding

Chimney Rebuilding

  • Corrects severe structural deterioration
  • Rebuilds large sections of the chimney
  • Includes major structural reconstruction
  • Recommended when repairs are no longer enough
  • Larger long-term investment
Customized chimney repair recommendations

Benefits of Professional Chimney Repair

Professional repairs protect more than your chimney. They also help:

  • Prevent future water leaks
  • Improve structural stability
  • Restore the appearance of aging masonry
  • Keep your fireplace operating safely
  • Help maintain your home’s value
  • Extend the life of your chimney

Regular maintenance and timely repairs also reduce the chances of unexpected problems during colder months when fireplaces see the most use.

Areas We Serve

We provide residential chimney repair throughout Westchester County, including:

Frequently Asked Questions

If your chimney doesn’t look right, it’s worth having it checked. Cracked bricks, missing mortar, water stains, or a loose chimney cap are all signs that repairs may be needed.

Every repair is a little different. A small chimney masonry repair won’t cost the same as fixing major structural damage. We inspect the chimney first and provide a free estimate before any work begins.

Most of the time, yes. It really depends on how severe the crack is and whether it has affected the chimney’s structure.

Leaks can start in several places. Damaged flashing, worn mortar, cracked crowns, or missing chimney caps are some of the issues we find most often.

Many repairs are finished within a day or two. Larger projects may take longer, depending on the condition of the chimney and the work involved.

Yes. If the rest of the chimney is still in good shape, chimney repointing is often enough to replace the damaged mortar.

Yes. We repair and replace chimney flashing to help stop leaks.

Yes. If a storm has damaged your chimney or you’ve discovered a sudden leak, give us a call. We’ll respond as quickly as we can.

Need Reliable Chimney Repair?

Not every chimney problem calls for a major repair, but it’s always better to know what you’re dealing with. If you’ve noticed cracks, leaks, loose bricks, or other signs of damage, we’ll take a look and give you honest recommendations.

Call us at (347) 797-9759 to schedule your free estimate.

Request a Free Estimate
A&GJ Construction