Fireplace Services in SeaTac - Inspected First, Then Quoted in Writing

Chimney Cleaning in SeaTac, WA

Chimney cleaning in SeaTac runs $189-$329 for a standard sweep with a Level 1 inspection, and most homes here need it more often than the national average because of the airport’s RSIP retrofits. Those sound-insulation upgrades sealed thousands of SeaTac homes so tightly that fireplaces now draw poorly, pull smoke back into living rooms, and leave creosote sitting in flues longer than it should. If you’re seeing soot streaks above the fireplace or smelling last winter’s fires in August, call (980) 580-8641 and we’ll put a camera down the flue to show you exactly what’s going on.

Call (980) 580-8641

Why SeaTac Homes Are Different

SeaTac sits directly under the flight paths of one of the nation’s busiest airports, and thousands of its homes went through the Port of Seattle’s Residential Sound Insulation Program. RSIP installed new windows, insulation, and mechanical ventilation to cut aircraft noise, which worked, but it also turned leaky 1950s and 60s ranch homes into tight boxes. The original masonry chimneys were never touched. Now those sealed homes create negative indoor pressure, so the chimney can’t pull combustion air properly. We see chronic backdrafting and weak draft in SeaTac at a rate far higher than in neighboring Burien or Tukwila, where homes were never retrofitted under an FAA noise mandate. Technicians working Angle Lake and Des Moines Memorial Drive often find that a post-RSIP home needs a combustion-air kit or fresh-air intake alongside the chimney service because the sound-sealing work starved the fireplace of makeup air. Add SeaTac’s 150-plus rainy days a year keeping crowns and mortar joints damp, and you get spalling brick, rusted dampers, and creosote that clings to wet flue walls instead of brushing clean.

Our Main SeaTac Services

Most SeaTac homeowners reach out first about a dirty or smoky fireplace, then discover they also need cap or crown work once we’re on the roof. Here’s what those two services involve in this city specifically.

Fireplace Services in SeaTac

SeaTac’s post-WWII ranches and split-levels usually have masonry fireplaces with original clay flue tiles and dampers. When a post-RSIP home backdrafts, the first thing you notice is smoke rolling into the room on a cold start, or a stale campfire smell that never leaves. Our Fireplace Services in SeaTac page covers inspection, repair, and draft correction for these homes.

Chimney Cap & Crown in SeaTac

Between the rain and the damp marine air, SeaTac chimney crowns erode faster than homeowners expect. Once the crown cracks, water gets behind the brick and freezes, popping mortar joints loose over a winter. A proper cap keeps rain, birds, and the occasional airport-area rat out of the flue. See Chimney Cap & Crown in SeaTac for pricing and the specific crown materials we use here.

Before

After

Chimney Sweep in SeaTac

Chimney cleaning in SeaTac is different from most places because the RSIP-sealed homes trap combustion byproducts in flues that were designed for a leakier house. Creosote that would normally dry and flake off instead sits in a damp, cool flue and turns into a sticky, tar-like Class III glaze that brushes won’t remove. We inspect and clean these flues with a camera before and after, so you can see the creosote class, the liner condition, and the exact result on our Chimney Sweep hub page.

Level 1 Inspection

Signs you need it

You haven’t had the chimney looked at in over a year, or you just bought a SeaTac home and have no record of prior service.

What it costs in SeaTac

A Level 1 inspection on its own runs $129-$189 in SeaTac, and it’s included with every sweep we do.

How we do it

We check the accessible portions of the flue, damper, firebox, and exterior, then hand you a written report with photos and a plain-English summary.

Creosote Removal

Signs you need it

You see dark, shiny, or crusty buildup on the damper or flue walls, or your fires burn smoky and slow even with dry wood.

What it costs in SeaTac

Creosote removal runs $189-$389 in SeaTac depending on whether the buildup is Class II flaky or Class III glazed.

How we do it

We run rotary brushes or, for glazed creosote, chemical treatment followed by mechanical removal, then camera-scan the flue to confirm the walls are clean.

Annual Sweep

Signs you need it

You burn more than a cord of wood a season, or your SeaTac home is post-RSIP and you’ve noticed slow starts or smoke spillage.

What it costs in SeaTac

A standard annual sweep with a Level 1 inspection is $189-$269 in SeaTac for a typical single-flue masonry chimney.

How we do it

We lay drop cloths, run a brush up the full flue length, vacuum everything out, clean the damper and smoker shelf, and run a camera scan for the record.

What Chimney Sweep Costs in SeaTac

How often should a chimney be cleaned in SeaTac?

Every 30-40 fires, or once a year if you burn regularly. Post-RSIP homes with weak draft may need it more often because creosote accumulates faster in low-temperature, damp flues.

Do I really need a camera inspection with a cleaning?

Yes, and it’s included. A brush tells you what came off the walls; a camera shows you what’s still there, including hidden cracks and Class III glaze. You get the photos. Call (980) 580-8641 to book.

Chimney Repair in SeaTac

SeaTac’s 1940s-70s chimneys take a beating from nearly 38 inches of annual rain and the freeze-thaw cycles that follow wet winters. Brick faces spall, mortar washes out, and flashing pulls away from the roof deck. Repair work here is often about stopping water before it reaches the flue liner and firebox. Our Chimney Repair hub covers the full scope, but here’s what matters most in this city.

Mortar Repointing

Signs you need it

You can scrape crumbling or recessed mortar joints with a screwdriver, or you see sand and mortar dust at the chimney base after heavy rain.

What it costs in SeaTac

Mortar repointing runs $60-$110 per square foot of chimney face in SeaTac depending on access and joint depth.

How we do it

We grind out deteriorated joints to a proper depth, pack in fresh mortar matched to your existing color, and tool the joints to match the original profile.

Flashing Repair

Signs you need it

You have a ceiling stain near the chimney, or you can see gaps, rust, or lifted flashing at the roof line from the ground.

What it costs in SeaTac

Flashing repair runs $300-$700 in SeaTac depending on whether we’re resealing, replacing a section, or cutting in new step flashing.

How we do it

We remove the old flashing, install new step and counter flashing lapped into the brick, and seal the joints with a urethane caulk rated for SeaTac’s wet conditions.

Chimney Waterproofing

Signs you need it

Your brick darkens for days after rain, or you have efflorescence, which is white salt staining blooming across the masonry face.

What it costs in SeaTac

Chimney waterproofing runs $300-$600 in SeaTac for a full application, more if we’re also repointing first.

How we do it

We clean the brick, repair any damaged joints, then spray or roll a vapor-permeable siloxane water repellent that lets moisture out but keeps rain from soaking in.

What Chimney Repair Costs in SeaTac

Do I really need to repair spalling brick now?

Usually yes. Spalled brick exposes the soft interior of the masonry, and every wet SeaTac winter accelerates it. The exposed area also lets water reach the flue. Repointing now costs a fraction of a rebuild later. Call (980) 580-8641 for a written quote.

Can you match my existing mortar color?

Yes. We mix mortar to match the existing color and texture on every SeaTac repointing job, and we show you a sample before we start.

Chimney Liner & Rebuild in SeaTac

SeaTac’s original clay flue tiles from the 1950s and 60s are now 50 to 70 years old, and the constant damp plus post-RSIP backdrafting has done real damage. Cracked tile joints let heat and gases reach the brick, and a liner that should protect the chimney becomes the weak point. Relining or rebuilding is a structural decision, and we document everything with a camera before quoting. See our Chimney Liner & Rebuild hub for the full breakdown.

Stainless Steel Liner

Signs you need it

Your clay liner has cracked tiles, missing mortar joints, or you’re converting an open fireplace to a wood stove or insert.

What it costs in SeaTac

A stainless steel liner installation in SeaTac runs $3,500-$8,500 depending on flue height, diameter, and whether insulation wrap is required.

How we do it

We measure the flue, size a DuraFlex or Copperfield liner, insulate it if code and clearances require, and lower it down before securing it at the top plate.

Partial Rebuild

Signs you need it

Your chimney crown is heavily damaged, or the top few courses of brick have shifted, spalled, or separated from the structure.

What it costs in SeaTac

A partial rebuild from the roofline up runs $2,500-$6,000 in SeaTac, depending on how many courses of brick need replacing.

How we do it

We demo the damaged section, rebuild with new brick matched to the existing, pour a proper crown with a drip edge, and install new flashing at the transition.

Full Chimney Rebuild

Signs you need it

Your chimney has moved, leans, or shows widespread spalling and deteriorating mortar throughout its full height.

What it costs in SeaTac

A full chimney rebuild in SeaTac starts around $18,000 and runs up to $35,000 depending on height, access, and whether scaffolding is needed.

How we do it

We tear down to the firebox or roofline, reuse sound brick where we can, rebuild with new masonry and a proper liner, and cap the top with a poured crown.

What Chimney Liner & Rebuild Costs in SeaTac

How do I know if I need a new liner or just a sweep?

A camera scan settles it. If the liner tiles are intact and the joints are sound, a sweep may be all you need. If you see gaps, cracked tiles, or missing mortar, relining is the correct fix. We show you the footage and never recommend a liner without it. Call (980) 580-8641.

What happens if I skip a damaged liner?

Heat and gases reach the brick and framing, which raises chimney fire risk and can crack the structure further. In a post-RSIP SeaTac home, backdrafting pushes those gases into the house faster. The problem compounds.

Brands We Service in SeaTac

We stock and install DuraFlex and Famco liner systems, HeatShield ceramic repair materials, and Copperfield caps and dampers. Most common parts are on the truck for SeaTac jobs, which keeps turnaround to one visit for most repairs. See our brands for the full list.

Pricing for Chimney Cleaning in SeaTac, WA

Neighborhoods We Serve in SeaTac

We work throughout SeaTac, from the hills above Angle Lake to the quiet streets off Des Moines Memorial Drive. Scheduling is coordinated from the brand’s Seattle office, with local crews dispatched to SeaTac daily.

• Angle Lake
• Des Moines Memorial Drive corridor
• McMicken Heights
• Bow Lake
• Riverton Heights

Service Area - Cities Near SeaTac

If you’re outside SeaTac proper, we also serve Seattle, WA, Tacoma, WA, Vancouver, WA, and Spokane, WA. Our home page covers the full region and what to expect on a first visit.

FAQs About Chimney Cleaning in SeaTac