Clean vent register grille on the wall of a home

Same-day air duct service in Cornelius, OR

Air Duct Servicesin Cornelius, OR

From older homes with crawlspace systems to new builds with heat pumps, Cornelius ductwork shares the same enemies: moisture, pollen and time. Free inspections, same-day service and a camera view of your own ducts before we recommend anything.

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Air Duct Service Co — Cornelius, OR

Every air duct service, one Cornelius call

From a musty system after a closed-up winter to a heat-pump home adding a new run, these are the six duct services Cornelius homeowners book with us. Below is air duct in Cornelius, OR in full — every service, the local conditions and the areas covered.

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. Heat-pump homes in Cornelius benefit most from a clean trunk, since the fan moves that air more hours of the day. Booking air duct cleaning in Cornelius, OR takes one call, and the tech arrives with everything the job needs.

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

Cleaning & Care Air Duct Inspection

The camera sees under attic insulation blankets, so a separated joint gets found without disturbing anything. 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. Air Duct Inspection in Cornelius, OR runs on one standard: done properly, checked, and shown to you before we leave.

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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. Around Cornelius, 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. The crews behind air duct repair in Cornelius, OR are the same ones who cover the ZIP codes listed below.

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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. Returns get planned properly on every install - the undersized return is the classic older-home flaw here too. For air duct installation in Cornelius, OR, one call books the visit and a local tech takes it from there.

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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. Around Cornelius, we replace failed tape with professional mastic at seams, boots and plenum connections. It is why air duct sealing in Cornelius, OR keeps getting recommended to neighbors.

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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 Cornelius — scheduled commercial duct cleaning with the same negative-air machine sealed onto the trunk, keeping your space comfortable, compliant and breathing clean. Offices across Oregon often book after smoke season, clearing stored residue before staff complaints start. For commercial air duct cleaning in Cornelius, OR, one call books the visit and a local tech takes it from there.

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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

Cornelius ducts have Cornelius problems

A duct system in Cornelius 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 Cornelius 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.

Spring pollen, heavy and sudden

Tree pollen arrives in Cornelius in a rush each spring - alder, birch and cedar in turn - and coats everything for weeks. Return ducts store the season's load, and allergy households keep breathing spring pollen from the system well into summer.

Older homes, mixed systems

Plenty of Cornelius 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.

Attic systems and fallen insulation

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.

Cornelius sits in Washington County, and the ZIP list at the bottom of this page covers 3 serviceable ZIP codes — 97113 through 97124. The closest served neighbors are Hillsboro, Beaverton, Gaston, 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 Cornelius asks

Can cleaning help after wildfire smoke weeks?

Yes - it removes the indoor reservoir. Smoke particles settled into duct dust keep recirculating at startup after the outdoor air clears across Washington County. Cleaning the trunk and returns, with a fresh filter, is how most households close out a smoke season indoors.

Why is one end of the house always colder?

Usually the ductwork: a separated attic joint under the insulation, a crushed crawlspace run, or the longest branch losing heated air at loose seams. We trace the run on the inspection camera, and repair plus sealing normally restores the room without touching the equipment.

What are the signs my ducts are leaking?

Rooms that lag the thermostat, long heating cycles, dust returning days after cleaning and weak flow at far registers. Under Cornelius homes, separated crawlspace joints and unsealed returns are the standing findings, and mastic sealing is the lasting fix.

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.

Should I clean the ducts in a home I just bought?

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 Cornelius, and you decide from the screen whether a cleaning belongs on the move-in list.

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

Cornelius, OR ZIP codes we serve

Air Duct Service Co is a national company with local technicians serving Cornelius street addresses across the ZIP codes below — same-day service and free estimates, every day 8 AM – 8 PM. More of Oregon is covered from our Oregon page. The Cornelius list below covers 3 ZIP codes, 97113 through 97124.

97113 97123 97124

Don't see your ZIP? Cornelius 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: Hillsboro, OR · Beaverton, OR · Gaston, OR · North Plains, OR · Forest Grove, OR · Tigard, OR.