A Level 2 chimney inspection is the one that includes a camera scan of the inside of the flue. It covers everything a basic look covers, plus the accessible parts of the chimney in the attic, the crawl space and the basement, plus a video run of the full interior. It’s the level chimney professionals associate with a house changing hands, because nobody buying a property has any history on what’s been burned in it.
That distinction has money and safety attached. The flue liner is what separates a fire from the wood framing around the chimney, and a cracked or missing liner means the fireplace can’t be used until it’s relined. Heating fires are the second leading cause of home fires in the United States, and a buyer who lights the first fire in October without knowing the condition of the flue is guessing about the part that matters most.
Your home inspection doesn’t do this. It covers the fireplace and the visible chimney, and it should tell you plainly which parts couldn’t be evaluated. This article explains what the levels mean, what the camera finds, and how to decide whether to arrange one before you close.
What Do the Three Inspection Levels Mean?
Chimney professionals work to a fire-protection standard that defines three levels of inspection, and each one goes further than the last. Level 1 is the routine check on a system that hasn’t changed. Level 2 adds the camera scan and the accessible chimney runs inside the house. Level 3 opens up concealed construction, and it happens only when a serious hazard is suspected.
| Level | What it covers | When it applies |
|---|---|---|
| Level 1 | Readily accessible parts of the chimney interior and exterior, the appliance and the connection; a check for obstructions and combustible deposits | Same appliance, same fuel, nothing changed, routine annual service |
| Level 2 | Everything in Level 1, plus accessible chimney runs in attics, crawl spaces and basements, plus a video scan of the full flue interior | Sale or transfer of a property, appliance change, fuel change, relining, or after a chimney fire or other damaging event |
| Level 3 | Everything above, plus removal of concealing components such as chimney crowns or interior walls | Only when a serious hazard is suspected and can’t be evaluated any other way |
The important thing for a buyer is that Level 2 isn’t an upsell tier. It’s the level the standard defines for the exact situation you’re in. A chimney professional in Massachusetts explains the trigger the same way anyone else in the trade will: a Level 2 inspection is required upon the sale or transfer of a property, along with appliance changes, relining and events likely to have damaged the chimney.
Why Is a Level 2 Tied to a Sale?
Because a change of ownership breaks the chain of knowledge. The previous owner knew what they burned, how often, and whether the chimney ever gave them trouble. A buyer knows none of that, and none of it is visible. The standard treats a sale like any other event where the system’s history becomes unknown.
There’s also a practical reason. Fireplaces get used seasonally and then ignored for months, which is exactly the pattern that lets small problems sit. A liner that cracked two winters ago hasn’t announced itself, because nobody has lit a fire since. The house is being sold at the point in the calendar when nobody has any recent evidence either way.
Worth being clear about what this is and isn’t. This is a standard the trade works to, not a Pennsylvania law and not a condition of closing. No township is going to stop your settlement over a chimney. The consequence of skipping it isn’t legal, it’s that you find out in December, with a fire already lit.
What Your Home Inspection Report Already Told You
A home inspection covers the fireplace and the chimney to the extent they can be seen. The inspector looks at the firebox and hearth, the damper, the visible masonry, the mortar joints, the cap and crown from the roof or from the ground, and the flashing where the chimney passes through the roof. That’s real information, and roof-side chimney flashing is one of the most common water entry points on a house.
What isn’t covered is the inside of the flue above the first few feet, the condition of the liner along its whole length, and the smoke chamber behind the damper. Those need a camera, and putting a camera up a flue is a different service performed by a different trade.
When a report says the flue couldn’t be evaluated, that’s not boilerplate we add to be safe. It means a light from the firebox showed the first few feet and nothing above them, and the honest thing to write is what was actually seen. Read that line carefully when your report arrives, because it’s the sentence telling you a decision is still open. The same boundary applies to what an inspector can see from the roof.
What Does the Camera Actually Find?
Mostly three things: cracked or missing liner sections, heavy creosote buildup, and blockages. A scan runs the full height of the flue and records it, so you get footage rather than an opinion. On an older masonry chimney it also shows whether there’s a liner at all, which on some houses turns out to be the answer.
- Cracked, spalled or displaced clay tile liner sections, which let heat reach framing.
- An unlined masonry flue, common on older houses built before liners were standard.
- Glazed creosote, the hard tarry kind that a brush won’t remove and that burns readily.
- Blockages: nests, leaves, fallen masonry, or a flue that was capped and forgotten.
- A smoke chamber with open mortar joints or parging that has fallen away.
- Two appliances sharing a flue that was never sized for both.
Any of those can be a reason to reline, and relining is not a small repair. That’s precisely why the scan belongs in the window where you still have options, rather than after settlement when it’s entirely your problem.
Ask for the footage, not just the summary. A written finding of “liner deteriorated” is hard to act on; video showing which section and how badly is what a relining contractor quotes from, and it’s what your agent has to work with if the finding changes the conversation with the seller.
Once the house is yours, the maintenance rhythm is straightforward. The U.S. Fire Administration’s guidance is to maintain heating equipment and chimneys by having them cleaned and inspected each year by a professional. If the chimney serves a wood stove or an insert rather than an open fireplace, that annual rhythm matters more, not less, because those appliances run longer and deposit more.
Selling a House With a Fireplace
A fireplace is a selling feature right up until it becomes a question mark. If a buyer’s chimney evaluation comes back with a failed liner three days before the deadline, you’re negotiating a five-figure item under time pressure with a nervous buyer. Knowing the answer first changes who’s in control of that conversation.
If the flue is sound, you have documentation that answers the question before it’s asked. If it isn’t, you can get quotes, choose a contractor and decide whether to fix it or price it in, on a schedule you set. Either outcome is better than discovering it during someone else’s inspection window.
This matters more on older housing stock, and Bucks County, Montgomery County, Philadelphia and Delaware County have plenty of it. A house with an original masonry chimney, a fireplace that was converted at some point, or a wood stove added into an existing flue is a house where the history is genuinely unknown until someone looks.
Frequently Asked Questions
Do I need a Level 2 if the fireplace has never been used?
Yes, and arguably more so. An unused flue is where blockages accumulate quietly: nests, debris and fallen masonry. “Never used” is also usually the seller’s belief rather than documented fact, and it says nothing about what the owner before them did.
What if the house has a gas fireplace instead?
The flue still matters. Gas appliances produce moisture and acidic condensate that deteriorate masonry and older liners over time, and a gas insert dropped into a flue sized for wood can vent poorly. Different failure mode, same need to see the inside.
Is a chimney sweep the same as a chimney inspection?
No, though they’re often sold together and often done in the same visit. Sweeping removes deposits. Inspection assesses condition. A dirty flue frequently has to be swept before it can be properly inspected, because soot hides the surface underneath it.
Can a chimney be unsafe with no visible damage outside?
Routinely. The stack can be straight, the mortar sound and the cap intact while the clay tiles inside are cracked from a past chimney fire. The exterior tells you about weather and water. It tells you very little about heat damage inside.
Who performs a Level 2 inspection?
A chimney professional with the camera equipment and the certification for it, not a home inspector. It’s a separate appointment that a buyer usually arranges and pays for, in the same way a sewer scope or a radon test is arranged separately.
How long is a chimney evaluation good for?
It describes the flue on the day it was scanned. A report from a previous heating season predates a whole winter of use, so treat a seller’s older report as background rather than as a current answer. Ask for the video, not just the summary page.
Start With the Written Home Inspection
The home inspection is the document that tells you what condition the house is in and, just as usefully, which questions are still open. The fireplace section is one of those places where the report’s honesty about its own limits is the most valuable thing on the page, because it points you at the one evaluation worth arranging before heating season. Here are the inspection services we perform, so you can see where our scope ends and a specialist’s begins.
If you’re buying or listing a home with a fireplace or wood stove in Bucks County, Montgomery County, Philadelphia or Delaware County, contact the inspection team and we’ll get the whole property documented in writing before the weather turns.