Fast, Reliable Air Duct Cleaning Across Cedar Hills
Air duct cleaning in Cedar Hills, Oregon typically runs $350–$850 for a full residential system, with most jobs completed in a single visit. We arrive from our Seattle headquarters with owner-led crews who understand the specific challenges of Cedar Hills’s 1950s ranch housing stock—aging sheet-metal ducts, crawl-space moisture, and layered retrofit systems that demand more than a standard vacuum pass.

We’re familiar with Cedar Hills’s street grid from the original subdivisions near Southwest 83rd Avenue to the neighborhoods tucked against the West Hills. That local knowledge matters when we’re navigating crawl spaces built to 1953 specifications or tracing duct runs that have been modified three times over seven decades. Our Air Duct Cleaning team brings Rotobrush and Nikro equipment sized for these older systems, and Richard Anderson oversees every Cedar Hills job personally as Lead Technician. If you’re noticing musty airflow, uneven heating, or visible debris from vents, call us at (877) 335-1974 for a free estimate—most Cedar Hills appointments are scheduled within 48 hours.
Why Landmark Air Duct Cleaning Service Washington Is Cedar Hills’s Preferred Air Duct Cleaning Company
Our reputation in Cedar Hills has been built one crawl space at a time. We’ve earned 732 verified reviews averaging 4.9 stars across our service area, and a growing share of those come from Cedar Hills homeowners who’ve watched Richard Anderson explain exactly what he found in their ductwork—separated joints, moisture damage, layered retrofit debris—and then show them the video evidence.
Response time to Cedar Hills averages 24–48 hours for standard appointments, with same-day availability for urgent situations like post-water-intrusion cleanings or pre-sale inspections on Southwest 104th Avenue and surrounding neighborhoods. We know that Cedar Hills’s location at the base of the Tualatin Mountains means weather can shift quickly, and we’re prepared for crawl-space conditions that change with each cold front.
What separates us from generalist HVAC companies is eleven years of exclusive focus on indoor air quality. Richard doesn’t dispatch technicians—he runs the equipment, inspects the results, and signs off on the work. That owner-led accountability means nothing gets buried in a subcontractor’s report.
Our Air Duct Cleaning Services in Cedar Hills
Residential Duct Cleaning
Cedar Hills’s dominant housing stock—1950s–1960s single-story ranches—presents a distinct residential cleaning challenge. Original galvanized trunk lines were never designed for modern filtration standards, and decades of retrofitted flex-duct additions have created layered systems where debris hides in seams between old and new materials. Our residential process starts with video inspection to map these transitions, then uses Rotobrush agitation and Nikro HEPA extraction to remove buildup without damaging fragile older components. We clean the full supply and return network, including registers, boots, and accessible plenums.
Commercial Duct Cleaning
While Cedar Hills remains primarily residential, the commercial corridors along Canyon Road and the professional buildings near the Cedar Hills Recreation Center require specialized attention. Commercial systems in older converted structures often share the same legacy duct issues as nearby homes—sheet-metal degradation, moisture intrusion from flat-roof drainage problems—but at larger scale. We scale our equipment and crew size appropriately, with Richard Anderson evaluating whether the building’s duct configuration requires sectional cleaning or full-system restoration.
Supply Duct Cleaning
Supply ducts in Cedar Hills ranches run through crawl spaces where Pacific moisture stalls against the West Hills, creating conditions we rarely see in drier Portland suburbs just east of TV Highway. Cold duct surfaces collect condensation from October through May, accelerating biological growth that recirculates into living spaces. Our supply-duct cleaning includes thermal imaging to identify insulation gaps and moisture points, followed by mechanical brushing and negative-air extraction. We flag areas where vapor-barrier improvements should accompany cleaning to prevent rapid recolonization.
Return Duct Cleaning
Return ducts pull air from your home back to the HVAC unit, making them the primary collection point for dust, pet dander, and particulate matter. In Cedar Hills’s older homes, return pathways were often improvised—panned floor joists, sheet-metal boxes with unsealed seams, or retrofitted flex runs with sagging sections that trap debris. Our return-duct cleaning addresses these irregular pathways with specialized whipping tools and camera verification, ensuring the entire return network flows freely rather than just the accessible trunk sections.
Full System Cleaning
A full system cleaning in Cedar Hills means every accessible component: supply trunks and branches, return pathways, registers and grilles, the air handler cabinet, and the blower assembly. Given the age of local housing stock, this comprehensive approach is often essential—partial cleaning of a 1950s system with separated joints or internal corrosion merely relocates the problem. We perform full system cleanings with repair integration: if our video inspection reveals joint separation or structural failure, Richard Anderson can stabilize the ductwork before completing the cleaning, avoiding the wasted effort of sealing debris into a compromised system.

Video Inspection
Video inspection is not an upsell in Cedar Hills—it’s a diagnostic necessity. Original 1950s sheet-metal ducts, layered retrofit flex segments, and moisture-damaged joints create a three-dimensional puzzle that can’t be assessed from register openings alone. Our push-camera systems navigate these older pathways to document joint integrity, debris density, and biological growth location. This footage becomes the basis for our cleaning protocol and any repair recommendations, giving Cedar Hills homeowners visual proof rather than verbal assurances.
What happens when you call
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A real person answersNo phone trees — you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Cedar Hills
Our equipment and product partnerships reflect our specialist focus. We clean with Rotobrush brush-and-vac systems and Nikro negative-air machines—the same professional-grade tools used by commercial restoration contractors, not rental-grade alternatives that struggle with Cedar Hills’s older duct configurations. For air quality improvements beyond cleaning, we work with established brands including Aprilaire whole-home purifiers, Abatement Technologies HEPA filtration, and Guardsman antimicrobial treatments. These aren’t catalog items we order as needed; we stock components for faster turnaround on Cedar Hills jobs, meaning repairs and upgrades don’t wait on shipping.
Common Air Duct Cleaning Problems We See in Cedar Hills Homes
- Joint separation from moisture cycling. The original sheet-metal screws and sealant in 1950s Cedar Hills ducts have endured decades of crawl-space humidity swings. We routinely find supply trunks with physically separated joints that must be repaired before cleaning can begin—a failure mode rarely encountered in newer Beaverton construction just east along TV Highway.
- Rapid mold recolonization after cleaning. Cedar Hills’s crawl-space relative humidity regularly exceeds 80% from October through May. Without concurrent vapor-barrier improvements, biological growth returns faster here than in drier eastside Portland suburbs, making moisture mitigation part of any lasting cleaning result.
- Debris trapping in layered retrofit systems. Many Cedar Hills ranches retain original trunk lines with flex-duct segments added in the 1980s or 1990s. The seams between old and new materials create debris reservoirs that standard cleaning misses without camera-guided agitation tools.
- Corroded fasteners compromising structural integrity. Decades of condensation on cold metal surfaces have weakened original fastening systems. We’ve extracted screws that crumble on contact and found sealant reduced to powder—conditions that require same-day repair to restore duct integrity.
Pricing for Air Duct Cleaning in Cedar Hills, OR
| Service | Typical Range in Cedar Hills |
|---|---|
| Residential duct cleaning (standard ranch, 1,200–1,800 sq ft) | $350–$550 |
| Full system cleaning with video inspection | $450–$750 |
| Residential with repair integration (joint stabilization, sealant replacement) | $550–$850 |
| Commercial duct cleaning (per system) | $800–$2,400 |
| Dryer vent cleaning (add-on or standalone) | $125–$225 |
What moves a Cedar Hills job toward the higher end: extensive joint repair needs, layered retrofit systems requiring additional access points, severe biological growth requiring antimicrobial treatment, or homes with multiple HVAC zones. What keeps costs down: straightforward single-zone ranches with intact original ductwork and accessible crawl spaces. We provide upfront written estimates before beginning work—no open-ended billing. Call (877) 335-1974 for your specific quote; estimates are free and include video documentation of what we find.
We Also Serve Cities Near Cedar Hills
Our service radius extends throughout Washington County and across the Portland metro. We regularly work in Raleigh Hills with its mix of mid-century and newer construction, West Haven and West Haven-Sylvan where hillside homes present their own duct-access challenges, and West Slope with its similar legacy housing stock. Each community receives the same owner-led service Richard Anderson provides in Cedar Hills.
Serving Cedar Hills, OR — Our Local Coverage Area
We’re based in the Cedar Hills area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs — Air Duct Cleaning in Cedar Hills
Cedar Hills’s crawl-space humidity regularly exceeds 80% from October through May due to Pacific moisture stalling against the West Hills, and cold duct surfaces provide constant condensation points for biological regrowth. Cleaning alone won’t solve this if your crawl space lacks adequate vapor barriers, ventilation, or ground sealing. We evaluate moisture sources during every Cedar Hills inspection and can recommend coordinated solutions beyond duct cleaning. Call (877) 335-1974 to schedule an assessment—estimates are free.
Full replacement typically costs $3,500–$7,500 in Cedar Hills versus $350–$850 for professional cleaning with repair integration, so replacement is usually justified only when multiple trunk sections show severe corrosion, widespread joint failure, or asbestos-containing materials. Many 1950s systems remain structurally sound with targeted joint stabilization and sealant renewal. Richard Anderson evaluates this honestly during video inspection—replacement is recommended only when repair economics don’t work. Call (877) 335-1974 for an owner-led assessment.
Yes, we clean retrofitted flex-duct segments with specialized soft-bristle tools that won’t tear or dislodge the inner liner, but we pay particular attention to the transition seams where flex meets original sheet metal—those junctions are debris traps in Cedar Hills’s layered systems. Our video inspection identifies these connection points before cleaning begins. Call (877) 335-1974 to discuss your specific configuration.
A standard 1,200–1,800 square foot Cedar Hills ranch with intact ductwork takes 3–4 hours; jobs requiring joint repair or extensive layered-system work extend to 5–7 hours. We schedule accordingly and don’t rush the structural stabilization work that older Cedar Hills homes often need. Call (877) 335-1974 to book a morning or afternoon slot that fits your schedule.
Yes, we clean commercial systems throughout Cedar Hills and nearby commercial corridors, with equipment scaled for larger ductwork and occupancy-sensitive scheduling. Richard Anderson personally evaluates commercial jobs to determine whether sectional cleaning or full-system restoration is appropriate. Call (877) 335-1974 for a commercial estimate tailored to your building’s hours and configuration.
Ready to address your Cedar Hills home’s duct system? Whether you’re dealing with musty airflow, visible debris, or preparing a 1950s ranch for sale, Richard Anderson will evaluate your system personally and provide a clear, written estimate before any work begins. Call (877) 335-1974 today—estimates are free, and most Cedar Hills appointments are available within 48 hours.
Written by Richard Anderson, Owner and Lead Technician at Landmark Air Duct Cleaning Service Washington, serving Cedar Hills and the greater Portland metro since 2013.