Larger Colonial homes around Andover's historic center often carry chimneys that were built to serve several fireplaces at once, and the stacks stand tall enough to take the full force of Merrimack Valley weather. Wind-driven rain and repeated freezing work on the crown and the upper courses of brick year after year. Chimney Experts Boston provides chimney sweeping, inspection, and masonry repair to homeowners in Andover and the rest of Essex County, with an emphasis on finding water damage before it reaches the interior of the house.
A $299 cleaning includes the sweep and a Level 1 inspection with photos. Homeowners who want an assessment first can book a $49 inspection, and that fee is credited toward any repair work they approve. To schedule a visit in Andover, call (617) 404-9587 or book online.
Andover housing and chimney profile
Andover is in Essex County, Massachusetts. The housing stock the town is known for includes a historic center, larger Colonial homes, and Merrimack Valley weather exposure. What that means for an individual chimney is settled at the property, by inspection, not by the town it stands in.
Common chimney problems in Andover homes
Tall masonry chimneys on larger Colonial homes give weather a lot of surface to work on. In Andover the pattern we look for starts at the top: a crown that has cracked or has no overhang, so water runs straight down the brick face; mortar joints in the top few feet that have eroded from freeze and thaw; and a missing or undersized cap that lets rain and animals into the flue. Older homes near the historic center may also have unlined flues or clay tile liners with open joints, both of which allow heat and gases to reach the surrounding masonry.
Multiple fireplaces on one stack mean multiple flues, and each flue has to be checked separately for creosote, blockage, and liner condition. Where a gas insert or a new furnace has been connected to an old flue, the liner size and material have to match the appliance, and an oversized flue can cause condensation that eats the mortar from the inside. Wood-frame additions with their own chimneys bring flashing and chase cover concerns that the original house never had.
The Level 1 inspection looks at every readily accessible part of the system: firebox, damper, smoke chamber, flue interior, crown, cap, flashing, and the appliance connection. We photograph the conditions and explain them. If repair is warranted, you get a written quote that itemizes crown rebuild, repointing, liner work, cap installation, or flashing repair with a price for each. Work starts only after you approve it.
Services available in Andover
Chimney Sweep & Cleaning
$299
Inspect-first service with photo documentation and a written scope before work.
Chimney Inspection
$49 / $99 / $299
Inspect-first service with photo documentation and a written scope before work.
Chimney Repair
$300–$2,500+
Inspect-first service with photo documentation and a written scope before work.
Chimney Rebuild
$2,000–$10,000+
Inspect-first service with photo documentation and a written scope before work.
Repointing & Tuckpointing
$300–$2,500
Inspect-first service with photo documentation and a written scope before work.
Chimney Crown Repair
$300–$2,500
Inspect-first service with photo documentation and a written scope before work.
Chimney Cap Installation
$300–$1,300
Inspect-first service with photo documentation and a written scope before work.
Chase Cover Replacement
$800–$1,500
Inspect-first service with photo documentation and a written scope before work.
Chimney Flashing Repair
$200–$2,500
Inspect-first service with photo documentation and a written scope before work.
Chimney Liners & Relining
$1,200–$4,500
Inspect-first service with photo documentation and a written scope before work.
Chimney Waterproofing
$300–$800+
Inspect-first service with photo documentation and a written scope before work.
Creosote Removal
$299–$700+
Inspect-first service with photo documentation and a written scope before work.
Smoke Chamber Repair
$500–$1,500
Inspect-first service with photo documentation and a written scope before work.
Chimney Damper Repair
$199–$1,200
Inspect-first service with photo documentation and a written scope before work.
Firebox Repair
$350–$900
Inspect-first service with photo documentation and a written scope before work.
Masonry Repair
$300–$2,500+
Inspect-first service with photo documentation and a written scope before work.
Chimney Removal
Priced by inspection
Inspect-first service with photo documentation and a written scope before work.
Fireplace & Gas Fireplace Repair
$299–$1,500
Inspect-first service with photo documentation and a written scope before work.
Dryer Vent Cleaning
$99
Inspect-first service with photo documentation and a written scope before work.
Chimney Leak Diagnosis & Repair
$400–$3,000
Inspect-first service with photo documentation and a written scope before work.
Consistent Greater Boston pricing
| Cleaning + inspection | $299 |
|---|---|
| General inspection | $49, credited toward approved repair work |
| Buyer/seller inspection | $99 |
| Leak repair | $400–$3,000 |
How water problems are traced in Andover
A wet firebox does not automatically prove that the cap failed, and a ceiling mark beside the stack does not automatically prove that flashing failed. For Andover properties, we compare storm direction, timing, roof drainage, crown condition, wall absorption, and accessible attic evidence before assigning a repair.
The inspection starts with the homeowner's timeline: the room where moisture appeared, storm direction, whether the symptom occurs during every rain, and whether snow or ice was present. Exterior review then covers the cap, crown, termination, upper masonry, wall faces, flashing, cricket or back pan, and roof drainage above the chimney.
Where an attic, chase, or interior cleanout is safely accessible, it may reveal a path that is invisible from the roof. Old stains are documented separately from active moisture. If several openings are plausible, the recommendation can begin with a focused correction or further testing instead of selling every possible repair at once.
A broad water-repellent treatment is not presented as a substitute for open mortar, spalled brick, failed flashing, or a cracked crown. Physical defects are repaired first; a breathable masonry treatment may be considered only for suitable sound surfaces after repairs cure.
Seasonal planning in Andover
Late summer and early fall are useful times to schedule routine sweeping and inspection before heavy fireplace use. Exterior masonry work is easier to plan when surfaces are dry and temperatures support preparation and curing. Winter visits can still diagnose many problems, but snow or ice may limit roof access.
Spring review is useful after freeze–thaw exposure, especially when fragments, new cracks, rust streaks, or interior stains appeared during winter. A prompt inspection does not mean every condition needs immediate reconstruction; it establishes whether the change is cosmetic, repairable, or a safety and water-entry concern.
Homeowners can help by preserving prior reports, noting the timing of symptoms, keeping the hearth area accessible, and identifying appliance or renovation changes. That information makes the visit more efficient and supports a narrower, more accurate scope.
Questions Andover homeowners ask
What happens if the inspection in Andover finds a problem?
You get a written price for each recommended repair before anything is done. The technician explains what was found, shows you the photos, and answers questions. No repair work starts without your approval, and you can take the report home and decide later.
Is the $49 inspection credited if I schedule the repair later?
Yes. The $49 inspection fee is credited toward repair work you approve from that inspection, whether you approve it during the visit or after you have had time to review the written quote. If no repair is needed, the fee covers the inspection and report.
Do older Andover Colonials need a liner?
Many do. Chimneys built before clay tile liners were standard may be unlined, and even tiled flues can have open joints or cracked sections. The inspection tells you the actual condition of your flue. If a liner is recommended, the quote explains the type and why.
How does scheduling work for a chimney sweep in Andover?
Book by phone or online and you receive a three-hour arrival window. We call to confirm before the technician is on the way. Hours are Monday to Friday 8 am to 8 pm, and Saturday and Sunday 8 am to 5 pm.
Can you inspect a gas fireplace?
Yes. Gas appliances still vent through a flue or a dedicated liner, and those need to be checked for corrosion, blockage, and proper sizing. We inspect the connection, the venting, and the termination, and note anything that does not match the appliance's requirements.
How often should I have my chimney swept?
An annual inspection is the standard for every chimney, regardless of fuel. Wood-burning flues that see regular use usually need sweeping once a year. Gas flues need sweeping less often but still need the annual inspection to catch corrosion and blockage.