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

Same-day air duct service in Portland, OR

Air Duct Servicesin Portland, OR

Portland 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 — Portland, OR

Every air duct service, one Portland call

Cleaning, inspection, repair, installation, sealing and commercial work - the full air duct service list for Portland, with free inspections and the same crew on every job. This page covers air duct in Portland, OR 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. Heat-pump homes in Portland benefit most from a clean trunk, since the fan moves that air more hours of the day. Air Duct Cleaning in Portland, OR runs on one standard: done properly, checked, and shown to you before we leave.

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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. It is why air duct inspection in Portland, OR keeps getting recommended to neighbors.

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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. In Portland, the repair list often starts in the crawlspace: sweating joints, sagging insulation and runs damaged by moisture. We repair and rebuild damaged sections so airflow is strong and even again. Air Duct Repair in Portland, OR starts with a real look at the problem — never a guess over the phone.

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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. When neighbors talk about air duct installation in Portland, OR, this is the visit they mean.

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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. The crews behind air duct sealing in Portland, OR are the same ones who cover the ZIP codes listed below.

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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 Portland — scheduled commercial duct cleaning with the same negative-air machine sealed onto the trunk, keeping your space comfortable, compliant and breathing clean. Commercial Air Duct Cleaning in Portland, OR starts with a real look at the problem — never a guess over the phone.

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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

Portland ducts have Portland problems

A duct system in Portland 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.

Closed-up winters concentrate everything

From late fall to early spring, a Portland 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.

Heat pumps run the fan longer

Heat pumps are everywhere in Oregon 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.

Pet hair in a carpet climate

Rainy-season living means more indoor hours for people and pets alike in Portland, and floor-level returns collect hair and dander steadily through the wet months. It mats inside the return runs, well past where a filter could ever help.

Condensation on cold ducts

Cool supply ducts passing through humid crawlspaces in Multnomah County can sweat on their outer surfaces in summer. Torn or missing insulation is usually behind it, and the dripping wets joists and subfloor - a duct repair and insulation fix, caught early on an inspection.

Portland sits in Multnomah County, and the ZIP list at the bottom of this page covers 34 serviceable ZIP codes — 97086 through 97267. The closest served neighbors are Milwaukie, Lake Oswego, Happy Valley, 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 Portland asks

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.

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 Portland 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.

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

Yes - same-day service is available in Portland, 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

Portland, OR ZIP codes we serve

Air Duct Service Co is a national company with local technicians serving Portland 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 Portland list below covers 34 ZIP codes, 97086 through 97267.

97086 97201 97202 97203 97204 97205 97206 97209 97210 97211 97212 97213 97214 97215 97216 97217 97218 97219 97220 97221 97222 97223 97224 97225 97227 97229 97230 97231 97232 97233 97236 97239 97266 97267

Don't see your ZIP? Portland 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: Milwaukie, OR · Lake Oswego, OR · Happy Valley, OR · Beaverton, OR · Tigard, OR · Gladstone, OR.