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Ductwork Repair & Cleaning Cost in Herculaneum, MO
Detailed pricing guide with local market adjustments and material comparisons
Herculaneum Average
$225–$1,125
Market Tier
Town
Cost Breakdown
Ductwork Repair & Cleaning Cost in Herculaneum
TownLowAverageHigh
$225$675$1,125
Market Tier
Town (0.75x)
Small town with lower labor and material costs
Material Cost Comparison
Mastic sealant(Budget)
$169–$844Metal-backed duct tape(Mid-Range)
$225–$1,125Flex duct(Premium)
$315–$1,575Factors 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?
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 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 Herculaneum
Dole Heating & Air Conditioning
Saint Louis, MO
(314) 631-6900Jersey heating and cooling llc
Saint Louis, MO
(314) 906-7227Welsch Heating & Cooling
Saint Louis, MO
(314) 872-8070St Louis Heating and Cooling
Saint Louis, MO
(314) 736-3400Founding Member
Premium spot in Herculaneum
Ambassador
Lead the Herculaneum community
Founding Member
Premium spot in Herculaneum
Herculaneum Housing Market
Median Household Income
$88,778
Median Home Value
$222,100
Median Rent
$2,065/mo
Homeownership Rate
88.4%
Population
4,925
Median Year Built
2001
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track Your Costs
HVAC
Ductwork Repair & Cleaning
Date
April 2026
Cost
$675
Vendor
Your local pro
Warranty
5-year material warranty
Herculaneum average: $225–$1,125
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
74
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.
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Smith & Sons
ConnectedHVAC technician
4.9(47)
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J&R Home Services
HVAC technician
4.7(23)
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Category:HVAC technician
Date:2026-04-09
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Cost FAQ
What is the average cost of ductwork repair & cleaning in Herculaneum?
The average cost of ductwork repair & cleaning in Herculaneum, MO ranges from $225 to $1,125. 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 Herculaneum, 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 Herculaneum?
Get at least 3 quotes from licensed professionals in Herculaneum. Use Fizbo SmartSearch to find and compare local hvacs, read reviews, and request estimates — all in one place.