General Insulation Company, Inc.
Verified Pro
25+ years online4.9
Insulation Services in Lewiston, ME
Compare 28 insulation services contractors near you in Lewiston and surrounding area with an average rating of 4.6/5. Get free quotes, read reviews, and find the right pro for your project.
Last updated March 22, 2026
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Other Businesses in This Area
Damon Insulation Co
Foam Pro, & Triple A Coatings
~14 years onlineNew England Spray Foam Insulation
~14 years onlineAcadia Insulation, LLC
5.02½+ years onlineApollo Insulation LLC
5.0~2 years onlineBlais Taping & Skimming
5.0DH Insulation and Home Performance LLC
5.03½+ years onlineFoam Pro Inc
5.0Hi Tech Insulation Services
5.021½+ years onlineWeatherize Northeast
5.0Dixfield Foam Insulation
4.9The Breathable Home
4.916+ years onlineABC Supply Co. Inc.
4.528+ years onlineNortheast Spray Insulation
4.419½+ years onlineLandry & Sons Acoustics, Inc.
3.8Quality Insulation
3.514½+ years onlineRoland's Drywall Inc
3.425½+ years onlineInsulation Services in Nearby ME Cities
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Insulation Services in Lewiston, ME
Lewiston ME insulation upgrades pay back fast because ME's cold winters (-15°F design temps) and high CMP/Versant electric and oil heating costs make heating loads expensive. Most pre-1990 Lewiston homes have R-19 to R-30 attics — well below the modern R-60 to R-80 target. Air sealing before insulation matters in older homes. Efficiency Maine rebates (up to $5,000+) for whole-home weatherization. NeedInstall connects you with Lewiston insulation contractors who handle Efficiency Maine paperwork, blower-door testing, and proper detailing.
Lewiston attic top-up to R-60: $2,200-$5,500. Wall dense-pack: $4,500-$11,000 retrofit. Basement spray-foam: $4-$7 per board foot. ME requires a state contractor license. Efficiency Maine rebates (up to $5,000+ for whole-home weatherization). Blower-door test ($300-$500) often required.
Frequently Asked Questions
- Efficiency Maine rebate?
- Up to $5,000+ for whole-home weatherization.
- Worth on oil heat?
- Definitely — ME oil heat is most expensive heating in US.
- Spray-foam or cellulose?
- Cellulose for attics. Spray-foam for basements and rim joists.
About NeedInstall
NeedInstall helps connect customers with local installation professionals across Lewiston 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.