Annual Chimney Inspection: What to Expect

If you have a fireplace, wood stove, or any fuel-burning heating appliance that vents through a chimney, an annual chimney inspection is not just recommended — it is essential. The National Fire Protection Association (NFPA) Standard 211 requires that chimneys, fireplaces, and vents be inspected at least once per year to ensure they are structurally sound, free of dangerous deposits, and operating safely. Yet many homeowners have never had their chimney inspected or are unsure what the process involves.

The Three Levels of Chimney Inspection

The Chimney Safety Institute of America (CSIA) and NFPA define three levels of chimney inspection, each progressively more thorough and designed for different situations.

Level 1 Inspection

A Level 1 inspection is the standard annual inspection recommended for chimneys that have been in regular use with no changes to the system. During a Level 1 inspection, the technician examines all readily accessible portions of the chimney exterior and interior, including the firebox, damper, smoke chamber, flue liner visible from the firebox or rooftop, and the chimney exterior from ground level.

The inspector checks for structural integrity, soundness of the chimney and flue, creosote buildup, obstructions, and proper clearances from combustible materials. A Level 1 inspection does not require any special tools or access to concealed areas. This is the inspection most homeowners need on an annual basis and is typically included with a professional chimney cleaning service.

Level 2 Inspection

A Level 2 inspection includes everything in a Level 1 inspection plus a more detailed examination using video scanning equipment. This level is required when any changes have been made to the chimney system, such as a change in fuel type, changes to the shape or material of the flue, or replacement or addition of a heating appliance. A Level 2 inspection is also required after a chimney fire, building fire, seismic event, or when the property is being sold or transferred.

During a Level 2 inspection, the technician uses a specialized camera system to examine the entire interior of the flue from top to bottom. This allows the inspector to identify cracks, gaps, deterioration, or other damage to the chimney liner that would be invisible during a Level 1 inspection. The inspector also examines accessible areas of the attic, crawl space, and basement to verify proper clearances and check for signs of damage.

Level 3 Inspection

A Level 3 inspection is the most comprehensive and invasive. It includes everything in Levels 1 and 2 plus the removal of certain components of the building or chimney structure to gain access to concealed areas. This level is only performed when a Level 1 or Level 2 inspection reveals a serious hazard that requires further investigation, such as suspected structural damage within the chimney chase or surrounding walls.

Level 3 inspections may involve removing portions of the chimney crown, chimney walls, or interior building walls to assess hidden damage. Due to the invasive nature of this inspection, it is only recommended when there is strong evidence of a serious problem that cannot be evaluated through less invasive means.

What Happens During Your Annual Inspection

When you schedule an annual chimney inspection with D&D Chimney Cleaning Pro Services, here is what you can expect from start to finish.

Arrival and setup: Our technician will arrive at your scheduled time and begin by laying down protective drop cloths around the fireplace area. We take great care to protect your home from dust and debris throughout the entire process. The technician will also do a brief walkthrough to understand your chimney system and discuss any concerns you may have.

Exterior inspection: The technician will examine the chimney from the outside, checking the chimney cap, crown, masonry, flashing, and any visible portions of the flue liner from the top. They will note any cracks, deterioration, missing mortar joints, or other issues that could allow water infiltration or compromise structural integrity.

Interior inspection: Moving inside, the technician will examine the firebox, including the firebricks, mortar joints, and hearth. They will check the damper for proper operation and inspect the smoke chamber and visible portions of the flue liner. If a Level 2 inspection is being performed, the video camera system will be used at this stage.

Creosote assessment: The technician will evaluate the level of creosote buildup in the flue and determine whether cleaning is necessary. If cleaning is needed and included in your service, it will be performed at this time using professional brushes, rods, and HEPA-filtered vacuum equipment.

Report and recommendations: After the inspection is complete, you will receive a detailed report of the technician’s findings, including any issues discovered and recommendations for repairs or maintenance. Our technicians will explain everything in plain language and answer any questions you have. We never pressure customers into unnecessary repairs — our goal is to provide honest, professional assessments that help you make informed decisions about your chimney’s maintenance.

Common Issues Found During Inspections

Even chimneys that appear to be in good condition from the outside can have hidden problems. Some of the most common issues we discover during annual inspections include cracked or deteriorating flue liners, which can allow heat and gases to escape into the chimney structure. We frequently find damaged or missing chimney caps, which leave the flue open to rain, animals, and debris. Deteriorating mortar joints between chimney bricks are another common finding that, if left unaddressed, can lead to structural failure.

We also commonly find improper clearances between the chimney and combustible materials, especially in older homes that may not have been built to current codes. Water damage from faulty flashing or cracked crowns is extremely common and can cause extensive deterioration if not addressed promptly.

Schedule Your Inspection Today

An annual chimney inspection is the single most important step you can take to ensure the safety of your home and family. At D&D Chimney Cleaning Pro Services, we provide thorough, professional inspections at competitive prices, with service available nationwide. Call us today at (833) 339-6803 to schedule your annual chimney inspection and start the season with confidence and peace of mind.