Petunia Chimney Co is the top-rated chimney sweep in Lexington, MA, because we combine local expertise with transparent pricing and honest service. Unlike big-box chains, we treat every Lexington home like our own—prioritizing safety, clear costs, and real value so you never overpay for chimney care.
1. Local Lexington expertise you won’t find in big-box chains
We’ve serviced chimneys across Lexington for over a decade, from historic homes on Massachusetts Avenue to newer builds off Marrett Road. Our crew knows the unique challenges of Lexington’s climate—humid summers, freezing winters, and sudden temperature swings that stress masonry and flues. Unlike national chains that rotate crews weekly, our Lexington-based team stays consistent, so you get familiar faces who recognize your chimney’s quirks. About our team and credentials We also keep up with local building codes and HOA requirements, ensuring your sweep meets Lexington’s standards without surprise fees. Areas we serve
2. A chimney inspection is more than a quick brush—here’s what we actually check
A chimney inspection is a thorough visual and physical assessment of your flue, liner, smoke chamber, damper, and exterior masonry to identify cracks, creosote buildup, or structural issues before they become costly repairs. We don’t just look for soot—we check for water damage, spalling bricks on Lexington’s older homes, and even animal nests that can block your flue. Our Level 1 inspections meet ((the Chimney Safety Institute of America (CSIA)|https://www.csia.org/)) standards and include a written report with photos, so you know exactly what’s happening inside your chimney. Compare/Level 1 vs Level 2 Chimney Inspections in Woburn: What’s the Difference
3. Transparent pricing with no hidden fees—ever
We publish our Lexington chimney sweep pricing upfront because we believe homeowners deserve clarity. A standard Level 1 sweep in Lexington typically runs $120–$200, while a Level 2 inspection with camera access is $250–$400. We never tack on ‘emergency’ fees or upsell unnecessary services—if your chimney is clean and safe, we’ll tell you. Our free estimates include a no-obligation walkthrough, so you can ask questions before committing. Pricing guide Contact us for a free estimate
4. Lexington’s climate demands extra protection—here’s how we deliver it
Lexington’s freeze-thaw cycles and heavy snowfall can crack chimney crowns and loosen mortar joints, leading to leaks and draft issues. We apply a waterproof sealant that’s vapor-permeable (so moisture escapes) and UV-resistant, protecting your masonry for 3–5 years. We also inspect your chimney cap—critical in Lexington’s windy winters—to prevent debris buildup and animal intrusions. Woburn Chimney Repairs: 6 Cost-Saving Fixes for Cracks, Leaks & Structural Damage Before Winter Hits
5. We don’t just sweep—we teach you how to save long-term
After every Lexington chimney sweep, we share maintenance tips tailored to your setup. For wood burners, we explain how to burn dry, seasoned hardwood (like oak or maple) to reduce creosote buildup. For gas fireplaces, we show you how to spot soot stains that signal incomplete combustion. We also recommend the best chimney caps for Lexington’s weather and how to inspect your own flue between sweeps. DIY tip: Simple Habits That Extend Your Chimney's Life in Woburn
6. Fast, reliable service—even in Lexington’s busiest seasons
Fall and winter are our busiest months, but we prioritize Lexington homeowners with same-day or next-day appointments for urgent issues like draft problems or visible cracks. In summer, we offer off-peak discounts (10–15% off) for homeowners who schedule early. We arrive on time, in uniform, and with all equipment—no rescheduling delays. Contact us for a free estimate
7. Licensed, insured, and backed by a 100% satisfaction guarantee
All our Lexington technicians are CSIA-certified and carry $2 million in liability insurance. We stand behind our work with a 30-day follow-up call and a 1-year warranty on labor. If you’re unsatisfied, we’ll return to re-inspect or refund your service—no questions asked. About our team and credentials
| Service | Typical Cost in Lexington, MA | What’s Included |
|---|---|---|
| Level 1 Chimney Sweep | $120–$200 | Flue cleaning, visual inspection, basic debris removal |
| Level 2 Chimney Inspection | $250–$400 | Level 1 + camera inspection, smoke chamber check, written report |
| Waterproofing | $150–$300 | Application of vapor-permeable sealant, crown inspection |
| Chimney Cap Installation | $200–$500 | Stainless steel cap, professional mounting, animal-proofing |
| Minor Masonry Repair | $300–$800 | Mortar repointing, crown patching, crack sealing |
Frequently Asked Questions
Why does my Lexington chimney smell like campfire even after sweeping?
A persistent campfire odor usually means creosote or soot has absorbed into your flue walls or smoke chamber. In Lexington’s humid climate, moisture traps these odors, making them linger. A deep cleaning with a rotary brush and a specialized deodorizer can eliminate the smell—often for good.
What’s the one sign in my Lexington home that my chimney needs sweeping *before* winter?
If you notice soot or black dust accumulating on your fireplace hearth or furniture near the flue, it’s a clear sign creosote is escaping. In older Lexington homes with brick chimneys, this often happens when the liner is cracked or the damper isn’t sealing properly.
Can I burn pine in my Lexington fireplace, or will it damage my chimney?
Pine burns hot and fast, creating excess creosote that coats your flue—especially risky in Lexington’s older masonry chimneys. Stick to hardwoods like oak or maple, and always burn seasoned wood (moisture content <20%) to minimize buildup.
How do I know if my Lexington chimney cap is doing its job?
A working chimney cap should prevent rain, snow, and debris from entering your flue while allowing smoke to escape. If you see water stains inside your flue or hear animals scratching at your chimney, your cap may be missing, cracked, or improperly installed.