Basic
$0.44 – $1.33 per sq ft
Single-sided perforated foil stapled to the underside of the rafters, foil facing down, seams overlapped
How Much Does Radiant Barrier Insulation Cost in Washington, District of Columbia?
Foil radiant barrier stapled in an accessible attic, material and labor.
Radiant Barrier Insulation in Washington, District of Columbia typically costs $0.52 to $1.57 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Radiant Barrier Insulation in Washington, District of Columbia
$0.52 – $1.57
per sq ftPrices in Washington are 5.0% higher than the national average for radiant barrier insulation.
National average: $0.50 – $1.50 per sq ft
What you get at each price level
Standard
$0.52 – $1.57 per sq ft
Double-sided reinforced perforated foil stapled across the rafters, seams overlapped, kept clear of soffit and ridge vents
Premium
$0.65 – $1.96 per sq ft
Heavier woven-reinforced double-sided foil stapled across the rafters, seams taped, clean gap at the ridge for venting
Cost Breakdown in Washington
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.26 – $0.70 | sq ft |
| Labor | labor | $0.16 – $0.55 | sq ft |
| Supplies & Other | supplies | $0.05 – $0.19 | sq ft |
| Equipment & Disposal | equipment | $0.05 – $0.13 | sq ft |
Prices adjusted for Washington local market conditions.
Radiant Barrier Insulation photo examples
Attic with foil radiant barrier on the roof deck above blown-in insulation
Photo: Jason Dale · CC BY-SA 3.0 · Source
Cost Factors in Washington, District of Columbia
What Affects Pricing
- Materials ($0.05-$0.50 per square foot)
- Labor ($0.15-$0.53 per square foot)
- Supplies & Other ($0.05-$0.18 per square foot)
- Equipment & Disposal ($0.05-$0.12 per square foot)
Local Price Adjustments
Material costs5.0% above avg
Labor costs4.0% above avg
Frequently Asked Questions
References
- HomeGuide: Radiant Barrier Cost, HomeGuide, retrieved Nov 2026
- LatestCost: Radiant barrier insulation cost per sq ft installed, latestcost.com, retrieved Nov 2026
- Angi: Radiant Barrier Cost, Angi, 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 Washington
Connect with local radiant barrier insulation contractors in Washington for personalized quotes based on your specific project.