Basic
$866 – $2,598 per project
R-8 foil-faced fiberglass wrap on all accessible supply and return runs, seams overlapped and foil-taped, tied with twine
How Much Does Duct Insulation Cost in Wilmington, Delaware?
Wrap/insulate accessible supply and return ducts in an attic, crawlspace or basement of a typical home (fiberglass wrap or duct board, seams taped), materials and labor; duct replacement and sealing extra.
Duct Insulation in Wilmington, Delaware typically costs $1,019 to $3,057 per project as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Duct Insulation in Wilmington, Delaware
$1,019 – $3,057
per projectPrices in Wilmington are 4.0% higher than the national average for duct insulation.
National average: $1,000 – $3,000 per project
What you get at each price level
Standard
$1,019 – $3,057 per project
R-8 foil-faced fiberglass wrap on all accessible runs and fittings, seams foil-taped, held with metal bands
Premium
$1,274 – $3,821 per project
R-8 wrap with reinforced foil facing on all accessible runs and fittings, every seam taped, banded so it keeps full thickness
Cost Breakdown in Wilmington
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $437 – $1,310 | job |
| Labor | labor | $389 – $1,166 | job |
| Supplies & Other | supplies | $116 – $349 | job |
| Equipment & Disposal | equipment | $78 – $233 | job |
Prices adjusted for Wilmington local market conditions.
Duct Insulation photo examples
Foil-faced insulated duct elbow running along a wall
Photo: Achim Hering · CC BY-SA 3.0 · Source
Find a pro to do thisVertical HVAC duct wrapped in silver foil-faced insulation
Photo: Achim Hering · CC BY 3.0 · Source
Find a pro to do this
Cost Factors in Wilmington, Delaware
What Affects Pricing
- Materials ($450.00-$1,350.00 per project)
- Labor ($350.00-$1,050.00 per project)
- Supplies & Other ($120.00-$360.00 per project)
- Equipment & Disposal ($80.00-$240.00 per project)
Local Price Adjustments
Material costs3.0% below avg
Labor costs11.0% above avg
Labor costs in Wilmington run proportionally higher than materials, which may favor material-heavy solutions.
Frequently Asked Questions
References
- Cost to Insulate Ductwork: 2026 Prices | PICKHVAC, PICKHVAC, retrieved Nov 2026
- Construction wages by metro and rural area, used for the labor adjustment by ZIP code, U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025
- Regional price parities for goods, used for the materials adjustment by ZIP code, U.S. Bureau of Economic Analysis, 2024
Get Free Estimates in Wilmington
Connect with local duct insulation contractors in Wilmington for personalized quotes based on your specific project.