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Preparing a fireplace for winter weather can prevent chimney fires and improve energy efficiency. When's the last time you had yours checked?

While summer is a great time to get your fireplace maintained, it's a year-round industry. Local chimney inspectors recognize the importance of fireplace upkeep in the winter season, and are readily available to help you keep your home safe.

The Importance of a Fireplace Inspection and Cleaning

In wood-burning fireplaces, sticky creosote residue begins to line your chimney and fireplace. Over time, creosote can harden and become a fire hazard.

Gas fireplaces also need annual maintenance to test the ignition system, examine the burner and venting, and check the gas pressure and CO levels.

Professional inspections can identify creosote deposits. Don't underestimate the importance of routine fireplace maintenance when it comes to preserving both the safety and efficiency of your home.

Modern wood-burning stove fireplace with seasoned wood.
Use seasoned firewood in any wood-burning system. Credit: Photo by Krystal Black on Unsplash

What does a chimney inspector do during a routine inspection?

  • They'll use a camera to inspect the entire venting system, including the vent and chimney flue, for obstructions, buildup of creosote, nests and other blockages, or signs of damage to the masonry.
  • Check the gas valve, pilot light, and ignition system in gas fireplaces. This verifies that the pilot light ignites promptly and stays lit.
  • Examine the gas fireplace burner for proper ignition, flame characteristics, and an even distribution of heat.
  • Check that the mesh-metal screen is intact. The mesh screen is a safety feature for all types of fireplaces.
  • Perform carbon monoxide (CO) testing for a gas fireplace. A system that doesn't pass puts the user at risk of carbon monoxide poisoning.
  • Inspect the chimney structure. They'll look for cracks, chimney cap damage, loose bricks, damaged mortar, and signs of water damage. (If there's a structural issue or a need for fireplace mortar repair, they can refer you to an exterior chimney repair specialist.)
  • Address any safety issues promptly to prevent further damage.

What to Expect When Hiring a Chimney Sweep

  • They'll cover everything with drop cloths to protect your floors and nearby furnishings. Do everyone a favor and move anything fragile or highly prized out of the way, just in case.
  • Then they'll use a fireplace shovel and soft cloths to remove soot buildup inside the firebox and around the fireplace mantle and hearth.
  • For a gas fireplace, they'll double check the positioning of any log sets.
  • The fireplace grate and the glass fireplace screen or mesh screen will get cleaned during the process.
  • During the cleaning, just like an inspector, they'll do a visual inspection to check the chimney and flue for damage. They'll also open and close the damper to ensure smooth operation.
  • If needed, they can install a top-sealing flue damper for better insulation.

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10 Ways to Improve Fireplace Safety

  1. Inspect the hearth and surroundings. Make sure there's no flammable material near the fireplace, such as curtains or furniture.
  2. Check the batteries in your smoke and carbon monoxide detectors.
  3. Buy a fire-resistant rug. Place it in front of the fireplace for added safety.
  4. Stock up on well-seasoned firewood, such as oak or maple. It ensures a consistent and efficient burn. You should only burn seasoned wood to reduce creosote buildup.
  5. Store firewood in a dry, covered area to prevent moisture absorption. "Wet logs can cause a fire to burn at a lower temperature, leading to an inefficient heating process," adds Matthew Lake of Guardian Safe and Vault. "To compensate, people might overload the fireplace or stove to generate more heat, which can result in overheating. Overheating of the stove or fireplace itself can create dangerous situations, including the potential for fires to spread beyond the intended confines."
  6. Remove fireplace ashes with a fireplace shovel. A thin layer is okay, but too many ashes can reduce airflow and hinder efficiency. Wear a safety mask while you're using fireplace tools!
  7. Upgrade to glass fireplace doors to improve energy efficiency. Glass doors also prevent drafts when the fireplace is not in use.
  8. Use a fireplace screen to capture hot embers.
  9. Keep the doors open while a fire is burning. It's necessary for proper ventilation.
  10. Never leave a fire unattended. Extinguish it completely before going to bed or leaving the house.

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FAQ

How often should I have my chimney inspected?

This is an annual chore! The National Fire Protection Association recommends annual inspections for all fireplaces, whether you use them daily or just a few times each winter. Damage can happen even when your fireplace sits unused.

Can I clean my own chimney, or do I need a professional?

You can handle basic soot cleanup in the firebox, but it's always better to hire a professional for chimney cleaning. Creosote removal extends beyond your reach and can require special brushes and equipment. Professionals are also trained to spot hidden problems like cracks in the flue liner or animal nests that block airflow.

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What's the difference between a Level 1, Level 2, and Level 3 chimney inspection?

  • Level 1 inspections cover basic visual checks of accessible areas. Most homeowners only need Level 1 inspections during routine maintenance.
  • Level 2 inspections use cameras to examine hidden sections and are required when you sell your home or after events like chimney fires or earthquakes.
  • Level 3 inspections involve removing parts of the chimney structure to investigate serious damage.

How long does a typical fireplace inspection take?

Usually faster than you'd think! Most inspections only take 45 minutes to an hour. Obviously, it can run longer based on your fireplace type and chimney height, or if the inspector finds problems or performs additional testing.