Greenwood, King County
For a Greenwood house, air duct cleaning is priced from $525. Small systems with a dozen or so openings and a furnace in an open basement are near that base. The figure grows with the number of registers, with a second furnace or air handler, and with ducts that can only be reached by crawling under the floor. We give a firm price after counting the openings and seeing how the system is laid out.
Typical investment
From $525
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$99 plus tax, deducted when you approve the repair
Not sure where to start
Pick what you're seeing at your Greenwood home — we'll point you to the right fix.
What we do
The same crew, the same written quote — for Greenwood homes.

A Level 1 review of everything reachable, raised to a Level 2 camera scan when a question stays open
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The whole flue brushed, using heads picked for the liner's size and shape
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A photo assessment that distinguishes surface wear from structural damage
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Camera survey and measurements taken before any liner is chosen
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Measurement of each flue, or of the crown when a single cap will span several
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Glass removed, cleaned and checked for a sound gasket
Learn moreRanges shown for orientation — the exact figure is written up on-site, after the inspection.
Whether a Greenwood home has ducts at all depends largely on how it is heated. Citywide, the 2020 to 2024 census survey shows electricity as the main heat in 61.1% of occupied Seattle homes and utility gas in 32.8%, with fuel oil at 2.9%. In ZIP area 98103, which reaches into south Greenwood, the split is 56.7% electric and 39.6% gas. Gas and oil furnaces generally push air through ducts; electric heat may or may not. Before booking, it helps to count the floor or wall registers and find the furnace, since the number of openings is what the job is priced on.
Every air duct cleaning we do in Greenwood includes:
Smoke coming back into the room, or a smell that won't go? Book the inspection first.
Book nowGreenwood's low central blocks were a bog, and since 2008, Wikipedia notes, peat bog has been one of the city's Environmentally Critical Area categories. We have no data on crawl-space conditions here and assert nothing about any given house. What we do on every job, in this neighborhood especially, is look at the ducts where they run below the floor: disconnected joints, torn insulation and standing water are things a duct cleaner sees and a homeowner rarely does. A duct that has come apart in a crawl space draws its air from there, and no amount of cleaning corrects that until it is reconnected. We report it with photos.
Every opening is counted and the furnace, trunks and crawl-space runs are checked for access and condition.
A powerful vacuum is attached to the trunk so dislodged dust moves one way only, toward the collector.
Tools are run from each register back to the trunk, supply side first, then returns.
The blower area is vacuumed and a clean filter of the correct size is fitted if you have one on hand.
Photos, any defects found below the floor, and the filter rating to buy next time.
What this work is quoted at for Greenwood homes — the exact figure comes from the $99 on-site inspection, credited toward the work.
| Service | Price in Greenwood | What that covers |
|---|---|---|
| Air Duct Cleaning | From $525 | Whole HVAC system — trunks, branches and every register |
| Chimney Sweep | $209–$459 | Full flue swept, Level 1 inspection included |
| Chimney Inspection | $99 plus tax | Level 1 visual; Level 2 adds a full camera scan |
| Chimney Relining | From $1,900 | Full-length stainless liner, sized to the appliance |
| Chimney Repair | From $425 | Masonry repair — brick and mortar, scoped after diagnosis |
Ranges are what these jobs are quoted at in Greenwood. The exact figure is set on site after a $99 inspection (credited toward the job if you go ahead), and you approve it before any work starts.
Greenwood is a neighborhood platted in 1907 on a former cemetery tract, on both sides of N 85th Street, with houses on either side of the old city limit, the blocks north of N 85th Street annexed only in 1954.
GreenwoodKing County, WA · 47.691, -122.355
Before and after
Illustrations of what each repair changes on a typical chimney — not photos of a specific job.
Before
After
Before
After
Before
After
Four steps, each one on paper — so you always know what happens next.
Choose a genuine opening on the crew's calendar. Confirmation is immediate.
Liner, crown, cap, flashing and masonry examined in order — each finding photographed.
One document, plain numbers, covering only the work your chimney genuinely needs.
The repair is completed, then handed over with before-and-after photos of every item.
From $525, rising with the number of registers, additional systems and difficult access.
Not directly. What the regional Clean Air Agency advises on smoky days comes in three parts: filter the air, with a HEPA machine or with a MERV-13 filter and a box fan combined; keep one room as a clean room; close the fresh-air intakes. Clean ducts simply mean the system is not recirculating old dust on top of that.
There is no fixed interval. After a remodel, after rodents, when you move in, or when dust is visibly coming from the registers are the sensible triggers.
Simple reconnections and sealing, yes, and we quote them on the spot. Replacing duct runs or touching the furnace itself is work for a heating contractor, and in Seattle altering a furnace needs a permit.
A $99 on-site inspection, a written quote before any work, and photos of every item we touch.