Thermal Insulation Co.
Verified Pro
6½+ years online5.0(1)
Insulation Services in Winston-Salem, NC
Compare 26 insulation services contractors near you in Winston-Salem and surrounding area with an average rating of 4.5/5. Get free quotes, read reviews, and find the right pro for your project.
Last updated May 22, 2026
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Insulation Solutions
18 years onlineCarolina Home Performance Inc
5.016½+ years onlineC & H Insulation Services
5.0CNC Spray Foam Insulation
5.0Extreme Spray Foam of Winston - Salem
5.0Extreme Spray Foam of Winston Salem
5.0Groundhog Insulation Pros
5.010 mo onlineInsulation Pros
5.010 mo onlineNorth Alabama Spray Foam Insulation
5.05½+ years onlinePrecision Air Care
5.011 mo onlineWinston-Salem Spray Foam Insulation
5.05+ years onlineCarolina Basement Systems
4.917½+ years onlineUSA Insulation of The Triad
4.921+ years onlineKoala Insulation of Twin City
4.87½+ years onlineNorth Carolina Spray Foam Insulation
4.86½+ years onlineUniquely Green
4.8Green Planet Foam & Fiber
4.65+ years onlineL&W Supply - Winston Salem, NC
4.427½+ years onlineChemtech Roof & Insulation Systems Inc
4.025+ years onlineIBBI Insulation
4.0Pals Attic Insulation & Dryer Vent Cleaning Service Winston-Salem, NC
4.0Energy Tamers of the Triad, LLC
1.0Foam Comfort Systems LLC
1.0Insulation Services in Nearby NC Cities
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Insulation Services in Winston-Salem, NC
Winston-Salem NC insulation upgrades pay back fast given Duke Energy rates and NC's heat-humidity. Most pre-1990 Winston-Salem homes have R-19 to R-30 attics — well below the modern R-49+ target. Air sealing before insulation matters in older Buena Vista homes. Duke Energy rebates available. NeedInstall connects you with Winston-Salem insulation contractors who handle Duke paperwork, blower-door testing, and proper detailing.
Winston-Salem attic top-up to R-49+: $1,800-$4,500. Wall dense-pack: $4,500-$11,000 retrofit. Basement spray-foam: $4-$7 per board foot. NC requires a state contractor license. Duke Energy rebates ($300-$1,500). Blower-door test ($300-$500) often required.
Frequently Asked Questions
- Worth on natural gas?
- Yes — NC AC and heating loads. Payback 4-7 years.
- Duke Energy rebate?
- $300-$1,500 for qualifying upgrades.
- Spray-foam?
- For basements and rim joists.
About NeedInstall
NeedInstall helps connect customers with local installation professionals across Winston-Salem and surrounding communities. Featured contractors have claimed their profile and verified their business information. Listings marked as "Verified Pro" have been confirmed by the business owner.