What is the average cost of a chimney cap?

Author: Beulah Leannon  |  Last update: Monday, February 9, 2026

The average chimney cap costs $300, but often ranges between $75 and $500, depending on size, shape, and materials. The average chimney cap replacement cost is $300, though it can range between $15 and $1,000.

How much should a chimney cap cost?

According to Angi and HomeAdvisor, chimney cap replacement costs anywhere from $75 to $1,000, with a national average of $300. Before installing or replacing a chimney cap, homeowners will want to consider all of the factors that affect the cost, like the cap material, size, and shape.

How much would it cost to cap a chimney?

In the UK, the average cost typically ranges from £100 to £400, covering both materials and labour. However, these costs can vary based on several factors, including the type of cap selected, the complexity of the installation, and the condition of the existing chimney.

What is the life expectancy of a chimney cap?

A properly constructed chimney crown that is well-maintained with annual inspections should last up to 50 years or more.

Do roofers replace chimney caps?

Chimney caps are most commonly installed by two kinds of professionals: chimney sweeps and roofers. Both groups are familiar with the safety procedures involved with working on roofs, and they're typically well-versed in chimney cap sizes and styles to help you find what you need.

Chimney Cap Buyers Guide - eFireplaceStore

Can a handyman install a chimney cap?

Handyman Services: Some handymen have the experience to handle a range of home repair tasks, including chimney cap installations.

How long does it take to replace a chimney cap?

How Long Does it Take to Install a Chimney Cap? A standard single flue chimney cap requires about 5 -10 minutes to install once a technician is on the roof. Multi-flue chimney caps can require 1 hour or more to install depending on the style of the chimney cap.

How much does it cost to reseal a chimney cap?

Chimney crown sealing services typically cost between $175 and $600.

Is it OK to not have a chimney cap?

Chimney Caps Protect Your Home

Also, small animals or birds can enter the chimney and build nests that create a dangerous blockage. In other words, if you don't have a cap, or it is in bad condition due to age or weather damage, you could be putting your home at risk for fire or other damage.

How do I know if my chimney cap is bad?

When Should A Chimney Cap Be Replaced?
  1. Water and debris in the firebox.
  2. Your cap blew off.
  3. Excessive presence of rust.
  4. Your experiencing downdrafts.

Who do you hire to cap a chimney?

Chimney caps may be installed by a few different professionals, including a chimney sweep or a mason that specializes in fireplaces and chimneys.

Can you replace your own chimney cap?

Most DIYers with the right tools and safety equipment will be able to install a chimney cap themselves, though if the roof is too steep or there isn't enough room to safely maneuver, then it's a good idea to hire trained professionals to get the job done.

Is it worth capping a chimney?

Do I need a chimney cap if my chimney is not in use? Yes, capping an unused chimney is important to prevent moisture buildup, downdraughts and animal intrusion which can cause damage over time.

What's the difference between a chimney cap and a flue cap?

There are two basic types of covers for the flue. There is the smaller, less expensive “Chimney Flue Cap” which only covers the flue opening, and there is the "Custom Sized Outside Mount Chimney Cap” which covers the entire chimney top and chimney crown.

What are the disadvantages of chimney cap?

Chimney cap mesh sometimes has very small openings that are easily clogged with creosote. Anytime firewood is burned, some creosote is deposited in the flue lining; and it can also become attached to the mesh of the chimney cap. The oxygen needed for the fire can be cut off as a result of an obstructed chimney cap.

How much does it cost to install a chimney cap?

The average chimney cap replacement cost is $300, though it can range between $15 and $1,000. A functional chimney cap protects the inside of your chimney and home from wildlife intrusion, debris, and water entering your chimney and fireplace.

What happens if your chimney cap falls off?

Rainwater can enter a chimney through the crown and down the flue. When your chimney lacks a cap, this is how rainwater will enter and flow into your home. A cap not only keeps rain out but also critters, leaves, and other debris.

What type of chimney cap is best?

Invest in a long-term option: Stainless Steel or Copper

A chimney cap should last for a lifetime. That is why we recommend that homeowners choose a stainless steel or copper chimney cap. Stainless steel chimney caps are the best for cost and performance.

What is the most expensive chimney repair?

Simple chimney repairs cost $455 on average, with prices ranging from $160 to $750. More complex chimney problems, however, may necessitate brick repointing, liner repair, or even a partial or full chimney rebuild. In those cases, prices reach up to $15,000 for a total chimney replacement.

How much does it cost to clean and cap a chimney?

It costs about $254 to hire a chimney sweep, but the national average ranges between $129 and $380. When it comes to your fireplace, a chimney sweep is as important as fuzzy slippers and a good book.

How often do chimney caps need to be replaced?

Chimney caps are meant to last a long time, but they certainly don't last forever. While it's not uncommon to get 50 years or more out of a chimney cap, they're just like any other part of your home: eventually, they'll need to be repaired or, more likely, replaced.

How much does it cost to rebuild a chimney cap?

Repairing or replacing a chimney cap is generally an affordable repair, costing between $150 and $500 depending on the type and material of the cap (e.g., stainless steel, copper).

Who would replace a chimney cap?

Chimney cap installation services are provided by various professionals, including roofers, fireplace installers, and average contractors. The installation process involves climbing up the roof, taking measurements, selecting the right material and design for the cap, and installing it safely and properly.

Will a chimney leak without a cap?

Without a chimney cap to stop water from entering the flue, this moisture can accumulate and seep into surrounding structural beams, insulation, flooring, walls, or ceilings. Even if the water is contained in the flue, it can weaken the structural integrity of your chimney.

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