How Much Does Chimney Liner Installation Cost in Boston, MA?

By Garrett Sullivan, 16 years of experience · November 12, 2026 · 6 min read

Chimney liner installation starts at $899 with Boston Chimney Sweep; the final cost reflects the liner work required for your chimney and appliance. Call any time to book an assessment; same-day service is available.

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What Is the Chimney Liner Installation Cost?

Our starting price for chimney liner installation is $899. That is the starting point for the installation service, not a promise that every chimney has the same scope of work. The condition and layout of your chimney, along with the appliance it serves, affect what the job requires.

A liner helps form the passage that carries smoke and combustion gases through the chimney. A damaged, unsuitable, or missing liner can call for different work than a liner that only needs an assessment or cleaning. We explain the recommended work clearly and recommend only services a homeowner needs.

For a closer look at the service, see our chimney liner installation service. You can also review our prices for other chimney services.

Which Chimney Details Affect Liner Installation Cost?

The starting price is useful for budgeting, but an assessment determines the work your chimney actually needs. These are the details that help shape a clear scope:

• The chimney’s condition — Damage or deterioration in the flue may need attention before a new liner can be fitted. An inspection helps distinguish a liner problem from another chimney repair.
• The flue’s shape and dimensions — The liner must suit the passage it will serve. The chimney’s measurements and layout help determine what type and size of liner the job calls for.
• The appliance connected to it — A chimney serving a different appliance or configuration may need a different liner setup. Have the appliance make and model available if you know them.
• Access and existing components — The existing liner, chimney opening, and connection point all affect the work involved. A technician checks these before setting the installation scope.

Should You Install, Repair, Inspect, or Clean the Liner?

These services address different conditions. An inspection helps identify the problem; cleaning removes deposits, while liner installation or repair addresses the liner itself.

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What Signs Make a Liner Assessment Worthwhile?

A visible clue can point to a chimney issue, but it cannot confirm the condition of the full liner. Arrange an assessment rather than trying to inspect inside the flue yourself when you notice:

• Smoke entering the room — Smoke that spills into the living space can signal a venting or draft problem. Stop using the fireplace until a chimney professional checks the system.
• Visible cracks or loose material — Damage you can see at the firebox or chimney opening may extend farther into the flue. Do not reach into the chimney or disturb loose material.
• A change after an appliance change — A new or changed appliance can affect whether the existing chimney setup remains suitable. A Level 2 inspection is recommended when an appliance is changed or a chimney is relined.
• Recent chimney damage — A fire or weather event can affect hidden parts of the chimney. Have the system checked before using it again if you suspect damage.

How a Chimney Liner Installation Is Planned

A sound plan starts with the chimney and appliance, not with selecting a liner by guesswork. These steps show what to expect as the work is assessed and carried out.

1. Identify the appliance — Gather the appliance type and any available make and model details. The liner setup must suit the appliance it serves, so this information helps frame the assessment.
2. Check the chimney and firebox — The technician looks at accessible parts of the chimney, including the firebox opening and flue entrance. The check helps identify visible damage or obstructions that could affect the plan.
3. Inspect the full flue — A view from the opening may not show the full passage. CSIA’s Level 2 inspection procedure calls for a video scan when relining is recommended; see the CSIA Level 2 inspection procedure.
4. Measure the passage — The flue’s dimensions and shape help determine the liner size and fit. Measurements also help match the proposed liner to the connected appliance.
5. Decide whether repair is suitable — The assessment separates a localized repair from work that calls for a new liner. Ask what condition was found and how it supports the recommended scope.
6. Confirm the installation scope — Before work begins, make sure the proposed work identifies the liner and the chimney or appliance connections involved. A clear scope lets you compare the recommendation with the condition found.
7. Fit and connect the liner — The liner is installed through the chimney and connected to the appliance as required by the job. The installer should check that the finished connection matches the agreed scope.
8. Review the completed work — Ask what was installed and whether any separate chimney concerns remain. Keep the work details with your home records for future service.

What Do Common Liner Situations Start From?

If an assessment finds that a new liner is needed, installation starts at $899. A chimney inspection starts at $39 when you first need the condition evaluated; an inspection and installation are distinct services, so confirm the scope when booking.

If the concern is deposits rather than liner damage, chimney cleaning starts at $89. Cleaning does not replace or repair a liner, so the technician needs to identify the actual issue before you decide which work to book.

These are starting prices, not interchangeable charges. For related repairs beyond the liner, read how much chimney repair costs.

Need help now? (857) 597-2781

What Can Go Wrong When Liner Problems Go Unchecked?

A cleaning cannot fix a damaged liner, and installing a liner without checking the chimney and appliance can leave the underlying issue unresolved. That is why the assessment should establish the condition of the flue and the work needed before installation begins.

Do not use a fireplace that is sending smoke into the room or showing signs of damage until it has been checked. A chimney sweep can assess the chimney and identify whether the next step is cleaning, inspection, repair, or liner work; see our chimney sweep in Boston service.

How to Book a Chimney Liner Assessment

Call Boston Chimney Sweep at (857) 597-2781 any time to book. Have the appliance details ready, describe what you have noticed, and mention any recent changes to the chimney or heating appliance.

The time on site depends on the chimney’s condition and the work involved; the assessment helps establish the scope. We serve Boston and towns within 30 miles, and same-day service is available. Use our contact page to arrange service.

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