Ductwork Repair & Cleaning Cost SeattleDuctwork Repair & Cleaning Cost SeattleDuctwork Repair & Cleaning Cost SeattleDuctwork Repair & Cleaning Cost SeattleDuctwork Repair & Cleaning Cost SeattleDuctwork Repair & Cleaning Cost SeattleDuctwork Repair & Cleaning Cost SeattleDuctwork Repair & Cleaning Cost SeattleDuctwork Repair & Cleaning Cost SeattleDuctwork Repair & Cleaning Cost Seattle

Ductwork Repair & Cleaning Cost in Seattle, WA

Detailed pricing guide with local market adjustments and material comparisons

Seattle Average

$448–$2,243

Market Tier

Major Metro

Cost Breakdown

Ductwork Repair & Cleaning Cost in Seattle

Major Metro

LowAverageHigh

$448$1,346$2,243

Market Tier

Major Metro (1.3x)

Major metropolitan area with high demand and cost of living

Climate Adjustment

1.15x

Based on local climate conditions

Material Cost Comparison

Mastic sealant(Budget)

$336–$1,682

Metal-backed duct tape(Mid-Range)

$448–$2,243

Flex duct(Premium)

$627–$3,140

Factors that affect your cost

Linear feet of ductwork
Repair vs full cleaning vs both
Accessibility (attic, crawl space, walls)
Number of vents and returns
Mold remediation needed
Duct sealing (mastic vs tape)

Save Money with DIY?

Call a pro when: Call a professional for comprehensive duct cleaning, mold remediation, ductwork in walls or hard-to-reach areas, or if you suspect asbestos insulation on older ducts.

Get Quotes in Seattle

RUSS Heating and Cooling

Tacoma, WA

(253) 343-2338

Essential Heating and Air

Tacoma, WA

(253) 364-4888

ALLBRANDS REFRIGERATION

Tacoma, WA

(206) 486-4750

Comfort Craft LLC

Tacoma, WA

(253) 330-5424

Founding Member

Premium spot in Seattle

Ambassador

Lead the Seattle community

Founding Member

Premium spot in Seattle

View all 59 hvacs in Seattle →

Seattle Housing Market

Median Home Price

$725,000

Homes for Sale

1,145

Price per Sq Ft

$596

Local Pros

560

Home Service Professionals Near Seattle

multimedia_specialist 90lender 79Flooring 75Inspectors 69Cleaners 65Painters 63Landscapers 60Roofers 59

Median Household Income

$121,984

Median Home Value

$912,100

Median Rent

$1,998/mo

Homeownership Rate

44.2%

Population

741,440

Median Year Built

1974

Source: U.S. Census Bureau, ACS 2023 5-Year Estimates

Track Your Costs

HVAC

Ductwork Repair & Cleaning

Date

April 2026

Cost

$1,346

Vendor

Your local pro

Warranty

5-year material warranty

Seattle average: $448–$2,243

Before

Issue documented with photos

After

Repair completed, area sealed

Materials Used

Mastic sealantMetal-backed duct tapeFlex ductSheet metal duct

Warranty Details

5-year material warranty

Auto-Checkup Created

"Ductwork Inspection" — every 24 months

Added by youApril 2026

Property Health Score

Fair

hvac category +8 pts(66 → 74)

Documentation19/25

Maintenance20/25

Warranty22/25

Investment21/25

Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.

Track this repair in PropDoctor →

Get a Personalized Estimate

Find a HVAC tech near me

I found 59 HVAC technicians in your area. Here are the top results:

Professionals Found

59 results

Smith & Sons

Connected

HVAC technician

4.9(47)

BookQuote

J&R Home Services

HVAC technician

4.7(23)

From $95/hr

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Log my ductwork repair & cleaning in PropDoctor

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Add to Property History

HVAC technician

Title:HVAC tech

Category:HVAC technician

Date:2026-04-03

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Cost FAQ

What is the average cost of ductwork repair & cleaning in Seattle?

The average cost of ductwork repair & cleaning in Seattle, WA ranges from $448 to $2,243. The final price depends on Linear feet of ductwork, Repair vs full cleaning vs both, Accessibility (attic, crawl space, walls).

What factors affect ductwork repair & cleaning cost?

Key factors include: Linear feet of ductwork, Repair vs full cleaning vs both, Accessibility (attic, crawl space, walls), Number of vents and returns, Mold remediation needed, Duct sealing (mastic vs tape). In Seattle, local labor rates and material availability also influence pricing.

Can I save money by doing ductwork repair & cleaning myself?

You can seal visible duct leaks with mastic sealant or metal-backed tape (not cloth duct tape). Replace damaged flex duct sections with matching diameter. Vent cleaning with a brush kit is manageable for accessible runs. Call a professional for comprehensive duct cleaning, mold remediation, ductwork in walls or hard-to-reach areas, or if you suspect asbestos insulation on older ducts.

How do I get accurate quotes for ductwork repair & cleaning in Seattle?

Get at least 3 quotes from licensed professionals in Seattle. Use Fizbo SmartSearch to find and compare local hvacs, read reviews, and request estimates — all in one place.

Explore Seattle, WA

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Ductwork Repair & Cleaning Cost in Nearby Cities

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Ductwork Repair & Cleaning Cost in Seattle, WA

Cost Breakdown

Ductwork Repair & Cleaning Cost in Seattle

Material Cost Comparison

Save Money with DIY?

Get Quotes in Seattle

Seattle Housing Market

Track Your Costs

Ductwork Repair & Cleaning

Property Health Score

Get a Personalized Estimate

Cost FAQ

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Explore Seattle, WA

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