Specializing in brickwork, liners, and the unique needs of Seattle’s vintage and heritage properties
Jason L. Chimney Co. has been keeping Seattle’s older homes safe, warm, and structurally sound since 2008. We don’t just sweep chimneys—we restore the heart of your home’s masonry, from cracked brick to failing liners, with the precision older houses demand. No shortcuts, no surprises—just expert work that holds up under Seattle’s damp winters and historic charm.
Comprehensive chimney sweep for Seattle homes and businesses.
Repairing cracked, spalled, or deteriorating brick and mortar in older Seattle homes
Learn more →Custom stainless steel or cast-in-place liners for Seattle’s older chimneys
Learn more →Deep cleaning to remove hazardous creosote buildup in Seattle fireplaces
Learn more →Protecting your Seattle chimney from rain, pests, and wind damage
Learn more →High-definition camera inspections to spot hidden damage in Seattle’s older chimneys
Learn more →Fast, reliable fixes for sudden chimney failures in Seattle homes
Learn more →We hold ourselves to the highest standards so you can hire with total confidence.
Built in the early 1900s, Seattle’s brick homes and historic masonry fireplaces demand specialized care—something most chimney sweeps overlook. Jason L. Chimney Co. focuses exclusively on older homes, diagnosing cracked flues, deteriorating mortar, and hidden creosote buildup that newer systems rarely face. Our team uses masonry-grade tools and infrared cameras to spot issues before they become costly emergencies, ensuring your century-old chimney performs as safely as the day it was built.

We’re not just chimney sweeps—we’re masonry specialists who understand how Seattle’s damp winters and historic homes age over time. Our team has restored chimneys in everything from 1900s brick duplexes to mid-century modern homes, and we know which materials and techniques hold up best in our climate. We’re licensed, insured, and bonded, with a track record of work that lasts.
Older homes have stories—peeling paint, uneven floors, and hidden damage that tell a history. We respect that. Our technicians arrive on time, clean up after themselves, and explain every step of the process in plain language. No upselling, no fear-mongering—just honest assessments and fair pricing. Your home deserves that kind of care.
Seattle’s building department has strict rules for older homes, especially when it comes to chimneys and masonry. We stay ahead of code changes, use approved materials, and document every repair to ensure your home passes any future inspections. Whether it’s a historic landmark or a vintage apartment building, we’ll bring your chimney up to today’s standards without losing its character.
All our repairs come with a workmanship warranty, and our liner installations include a 20-year manufacturer warranty. If something goes wrong within the warranty period, we’ll fix it at no cost to you. We’re confident in our craftsmanship because we’ve seen how well it holds up in Seattle’s toughest conditions.
We start with a high-definition camera inspection to spot hidden cracks, gaps, or deterioration in your flue and masonry. This non-invasive step lets us see exactly what’s wrong before we touch a hammer or trowel. We’ll provide a detailed report with photos and clear recommendations for repairs.
Every Seattle home is unique, especially when it comes to older chimneys. We’ll assess your home’s heating habits, masonry condition, and local climate factors (like exposure to rain or wind) to design a repair plan that’s tailored to your needs. No one-size-fits-all solutions here.
Whether we’re tuckpointing mortar joints, installing a new liner, or replacing a chimney cap, we use techniques that match your home’s original construction while ensuring long-term durability. We’ll match brick colors, mortar blends, and even the texture of your existing masonry for a seamless repair.
After the work is done, we’ll walk you through every repair, explain the warranty coverage, and leave your property cleaner than we found it. We’ll also provide a digital copy of your inspection report and warranty documents for your records.
"Jason’s team saved my 1912 brick duplex from a slow-motion collapse. They spotted the hidden mortar deterioration behind the fireplace that three other sweeps missed. The repairs were done in a week, and the chimney’s been solid through two Seattle winters."
"After a windstorm knocked a brick off my chimney, I called Jason’s crew on a Saturday. They were out within hours, patched the damage, and even helped me file the insurance claim. No other company would respond that fast."
"I was skeptical about paying for a full masonry restoration, but Jason explained exactly why my 1920s fireplace was leaking and how the repairs would prevent future damage. The work was flawless, and my insurance company even lowered my premium after seeing the updated chimney."
"We’ve used Jason’s team for years, and they’ve never once tried to upsell us on unnecessary work. They’re honest, thorough, and treat our 1950s ranch like it’s a historic landmark. Highly recommend."
"The camera inspection revealed a hairline crack in my flue that could’ve caused a chimney fire. Jason’s team installed a stainless steel liner, and now I burn with peace of mind—even in Seattle’s dampest months."
"My chimney cap was missing, and raccoons had moved in. Jason’s crew removed the pests, installed a custom cap, and even sealed the entry point to keep critters out for good. No more midnight scratching sounds!"
Expert local advice for Seattle homeowners.
Seattle’s damp winters and older brick homes demand vigilant chimney care. Spot these 7 urgent signs before costly damage hits.
Read more →Discover seven critical indicators that your historic Seattle fireplace requires a professional Seattle chimney sweep before the rainy winter season sets in.
Read more →Protect your Pacific Northwest investment with expert care. Discover seven signs your older Seattle home requires professional chimney attention.
Read more →Proudly serving Seattle and these nearby communities.
Seattle’s historic brick chimneys often have mortar joints weakened by decades of rain and freeze-thaw cycles, not just creosote. Standard sweeping won’t fix cracked joints or deteriorating bricks—only masonry-trained technicians can repoint or rebuild them safely. Ignoring this risks water damage, draft failure, or even structural collapse during a Seattle winter storm.
Run your hand along the flue’s interior during a cold Seattle morning—if you feel cold air seeping in or notice soot accumulating on the damper, your liner may be cracked. Other red flags include a whistling sound when the fireplace is off or visible daylight through gaps in the flue tiles. Don’t wait for smoke to backdraft into your living room.
Yes—if your chimney’s damper isn’t fully sealing or the flue has hidden creosote deposits, Seattle’s humidity traps odors inside. We seal gaps with silicone-based dampers and use enzyme treatments to neutralize smells without harsh chemicals, so your home stays fresh year-round.
Absolutely. We use helical ties and precision grouting to stabilize leaning stacks in older Seattle homes, often without dismantling the entire structure. The key is catching it early—once the lean exceeds 2 inches, the repair becomes far more invasive and costly.
Older chimneys weren’t designed for modern wood stoves or synthetic fuels, which burn hotter and leave more flammable creosote. Seattle’s damp air also slows evaporation, letting creosote harden into a glaze that ignites at just 451°F. Regular sweeping isn’t enough—you need a masonry specialist who understands Seattle’s unique risks.
Repair costs for a cracked flue in a Seattle Craftsman typically range from $800–$2,500, depending on access and liner type. Stainless-steel liners are pricier but last 30+ years, while cast-in-place liners suit historic homes where aesthetics matter. We provide flat-rate quotes after a free inspection—no surprises.
Ignore the mortar joints. Seattle’s freeze-thaw cycles turn minor cracks into gaping holes overnight, letting water seep in and freeze, which spalls bricks apart. A single winter can turn a $200 repair into a $5,000 rebuild if left unchecked.
Yes. Seattle’s historic chimneys require Level 2 inspections with a chimney-scope camera to check for hidden masonry damage, not just creosote. We also test draft pressure and scan for carbon monoxide leaks at the flue collar—critical in older homes with drafty windows and poor insulation.
Fast response, upfront pricing, and workmanship guaranteed. Get your free estimate today.