Between spring pollen, summer wildfire smoke drifting over the Cascades and a winter spent sealed indoors, Thurston County ductwork collects a Northwest load all its own. A trunk-first cleaning removes the reservoir instead of redistributing it.
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The six services Olympia homeowners call us for most - from clearing a damp-season trunk to sealing crawlspace runs end to end. Everything on this page is air duct in Olympia, WA — the work, the local conditions and the coverage.
Cleaning & Care
Air Duct Cleaning
Our negative-air machine seals onto the main trunk duct and puts the whole system under suction first. Then each run is scrubbed individually, so years of dust and debris travel one way only — out of the ducts and into the machine. Air Duct Cleaning in Olympia, WA starts with a real look at the problem — never a guess over the phone.
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Cleaning & Care
Air Duct Inspection
In Thurston County, a fall inspection catches the separated joints that would waste heated air through the whole wet winter. A camera goes inside your ductwork so you can see exactly what's in there — buildup, damage or blockages — before we recommend anything. Inspections are free. The crews behind air duct inspection in Olympia, WA are the same ones who cover the ZIP codes listed below.
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Repair
Air Duct Repair
Crushed, torn or disconnected ducts leak the air you pay to heat and cool. Around Olympia, we repair original metal trunks and the flex additions layered on by later remodels alike. We repair and rebuild damaged sections so airflow is strong and even again. Air Duct Repair in Olympia, WA starts with a real look at the problem — never a guess over the phone.
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Install & Replace
Air Duct Installation
New duct runs for additions, remodels and system upgrades — sized, sealed and balanced so every room gets its share of heating and cooling. In Thurston County, crawlspace installs are routed and supported to stay clear of the dampest ground and the coldest air. Air Duct Installation in Olympia, WA starts with a real look at the problem — never a guess over the phone.
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Repair
Air Duct Sealing
Leaky joints quietly waste a big share of your airflow. We seal seams and connections with professional mastic for a tighter, more efficient system. In Olympia, sealing crawlspace runs stops the system from trading heated air with the dampest space in the house. Air Duct Sealing in Olympia, WA runs on one standard: done properly, checked, and shown to you before we leave.
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Cleaning & Care
Commercial Air Duct Cleaning
Offices, restaurants, retail and multi-unit buildings across Olympia — scheduled commercial duct cleaning with the same negative-air machine sealed onto the trunk, keeping your space comfortable, compliant and breathing clean. In Thurston County, property managers get a camera record of each system, so condition is documented between tenants. When neighbors talk about commercial air duct cleaning in Olympia, WA, this is the visit they mean.
Get a free estimateNeed something else — a damper, a blower, a smoke problem, a bird in the flue? We cover all 27 air duct specialties. Call (888) 258-5005 and describe it.
A duct system in Olympia works through wet winters in a sealed house, often from a damp crawlspace, and increasingly alongside a heat pump. This is what we actually find here, and what we check on every visit.
From late fall to early spring, a Olympia home barely opens a window, and the heating system recirculates the same air for months. Dust, dander and cooking residue that enter the returns in November are still circulating in February - the duct system becomes the house's memory of the whole winter.
That stale, damp odor when the heat kicks on is the most common complaint we hear in Thurston County. It traces to dust that has sat in humid ductwork - in crawlspace runs especially - and a trunk-first cleaning clears the source rather than masking it.
Wildfire smoke reaches the Olympia area most summers now, and fine smoke particles penetrate closed homes and settle into duct dust. After the skies clear, the system keeps recirculating that residue at startup - a post-smoke cleaning is the fastest way to close the season out.
Where ducts run through the attic, blown insulation drifts against and over runs, straps loosen, and joints separate under the blanket where nobody sees them. Weak airflow to one end of the house is often an attic duct story, found on camera without disturbing the insulation.
Olympia sits in Thurston County, and the ZIP list at the bottom of this page covers 7 serviceable ZIP codes — 98501 through 98516. The closest served neighbors are Lacey, Tumwater, DuPont, and every one of them is covered by the same crews, the same day, under the same number: (888) 258-5005.
Same-day service, free estimates, licensed & insured — and a air duct that lights when you click the remote.
Every few years for most Olympia homes - sooner with pets, allergy sufferers, a heat pump running long fan hours or a home that sat closed through a smoky summer. We camera-inspect free and show you the inside of your own trunk, so the decision comes from what is actually in there.
Our negative-air machine seals onto the main trunk duct and puts the whole system under suction first. Then each individual run is scrubbed on its own, so loosened dust travels toward the trunk and into the machine - never back into your rooms. We finish at the registers and show you the before-and-after on camera.
Yes - it removes the indoor reservoir. Smoke particles settled into duct dust keep recirculating at startup after the outdoor air clears across Thurston County. Cleaning the trunk and returns, with a fresh filter, is how most households close out a smoke season indoors.
Rooms that lag the thermostat, long heating cycles, dust returning days after cleaning and weak flow at far registers. Under Olympia homes, separated crawlspace joints and unsealed returns are the standing findings, and mastic sealing is the lasting fix.
It is one of the better first looks you can take. The camera shows what years of wet winters, pets or remodels left inside the system across Olympia, and you decide from the screen whether a cleaning belongs on the move-in list.
No — and be wary of anyone who does. Every duct system is a different size and condition, so a phone price is a guess that changes at your door. Our inspections and estimates are free: a tech looks inside your actual ductwork first, then gives you one clear price before any work starts.
Air Duct Service Co is a national company with local technicians serving Olympia street addresses across the ZIP codes below — same-day service and free estimates, every day 8 AM – 8 PM. More of Washington is covered from our Washington page. The Olympia list below covers 7 ZIP codes, 98501 through 98516.
Don't see your ZIP? Olympia also uses P.O. Box and single-organization ZIP codes that have no street addresses — call (888) 258-5005 and we will confirm coverage for your street address on the call.
Also serving nearby: Lacey, WA · Tumwater, WA · DuPont, WA · Tenino, WA · Rainier, WA · Shelton, WA.
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