Metal ductwork running through a home, insulated and sealed at the joints

Same-day air duct service in Medina, WA

Air Duct Servicesin Medina, WA

Medina duct systems run through crawlspaces and attics in a climate where moisture is the standing condition. Dust inside those ducts sits in damp air, and the musty startup smell is the regional signature. Our negative-air machine seals onto the main trunk and puts the whole system under suction first, then every run is scrubbed individually.

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Air Duct Service Co — Medina, WA

Every air duct service, one Medina call

Cleaning, inspection, repair, installation, sealing and commercial work - the full air duct service list for Medina, with free inspections and the same crew on every job. This page covers air duct in Medina, WA end to end — the services, the local picture and the ZIP codes served.

Technician feeding an air whip into a floor vent in a home living room

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. In King County, a cleaning after smoke season clears the fine residue the returns stored while the skies were gray. Air Duct Cleaning in Medina, WA starts with a real look at the problem — never a guess over the phone.

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Technician inspecting a ceiling return vent with a flashlight inside a home

Cleaning & Care Air Duct Inspection

For a Medina home you just bought, the inspection shows what the previous owners left inside the system. 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. When neighbors talk about air duct inspection in Medina, WA, this is the visit they mean.

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Technician joining a duct section back together in a home attic

Repair Air Duct Repair

Crushed, torn or disconnected ducts leak the air you pay to heat and cool. Crushed or fallen crawlspace runs get rebuilt with proper support and insulation, not just lifted back into place. We repair and rebuild damaged sections so airflow is strong and even again. It is why air duct repair in Medina, WA keeps getting recommended to neighbors.

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Technician connecting a new flex duct to the furnace inside a home

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. Around Medina, heat-pump conversions get ductwork checked and sized for the longer fan hours a heat pump runs. That local standard is what air duct installation in Medina, WA means with Air Duct Service Co.

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Technician brushing mastic sealant onto a duct joint in a home attic

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 Medina, sealing crawlspace runs stops the system from trading heated air with the dampest space in the house. Air Duct Sealing in Medina, WA is one call away, every day of the week.

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Two technicians cleaning the ductwork in a home with a professional duct machine

Cleaning & Care Commercial Air Duct Cleaning

Offices, restaurants, retail and multi-unit buildings across Medina — scheduled commercial duct cleaning with the same negative-air machine sealed onto the trunk, keeping your space comfortable, compliant and breathing clean. That local standard is what commercial air duct cleaning in Medina, WA means with Air Duct Service Co.

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Need 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.

Local conditions

Medina ducts have Medina problems

A duct system in Medina 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.

Crawlspace ducts in damp ground country

Most Medina homes run ductwork through a crawlspace that stays cool and damp most of the year. Insulation sags, joints sweat, and dust inside the runs sits in moisture. The musty smell at startup in these homes is a crawlspace story until proven otherwise.

Musty startup smells

That stale, damp odor when the heat kicks on is the most common complaint we hear in King 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.

Heat pumps run the fan longer

Heat pumps are everywhere in Washington now, and they move air more hours of the day than the furnaces they replaced. More fan hours means the dust load in the ductwork gets delivered more often - and filters and ducts both earn attention sooner.

Older homes, mixed systems

Plenty of Medina houses pair an original metal trunk with flex additions from remodels across the decades. Each era collects and leaks differently, returns are often undersized, and an inspection maps the patchwork honestly before anyone proposes work.

Medina sits in King County, and the ZIP list at the bottom of this page covers 1 serviceable ZIP codes — 98039 through 98039. The closest served neighbors are Beaux Arts Village, Clyde Hill, Hunts Point, and every one of them is covered by the same crews, the same day, under the same number: (888) 258-5005.

Cold air duct? Warm answer.

Same-day service, free estimates, licensed & insured — and a air duct that lights when you click the remote.

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Questions

Asked the way Medina asks

Why does my house smell musty when the heat starts?

In Medina, the usual cause is dust that has sat in damp ductwork - crawlspace runs especially - through the wet months. The first heating cycles deliver that stored smell to every room. A cleaning from the main trunk out clears the source; if the odor returns fast, the inspection checks for wet insulation or a return pulling crawlspace air.

How do you clean the ducts - what is the process?

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.

Is duct work different with a heat pump?

The ductwork is the same, but it works more hours - heat pumps move air gently and often, so a dust load gets delivered more times a day. Keeping the trunk and returns clean, and the returns sealed properly, matters more, not less, behind a heat pump.

Do you clean ducts in commercial buildings here?

Yes - offices, restaurants, retail, schools and multi-unit buildings across Medina, scheduled around your hours. Commercial systems get the same method: the negative-air machine sealed onto the trunk, every run cleaned individually, and a camera record of condition.

Do you offer same-day air duct service in Medina?

Yes - same-day service is available in Medina, along with free inspections and estimates before any work starts. We are licensed and insured, with 10+ years of experience and 100+ 5-star reviews. Call early in the day for the best chance of a same-day visit.

Do you give prices over the phone?

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.

Where we work

Medina, WA ZIP codes we serve

Air Duct Service Co is a national company with local technicians serving Medina 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 Medina list below covers 1 ZIP codes, 98039 through 98039.

98039

Don't see your ZIP? Medina 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: Beaux Arts Village, WA · Clyde Hill, WA · Hunts Point, WA · Yarrow Point, WA · Bellevue, WA · Mercer Island, WA.