
Insulation Services in Hartford, CT
Compare 27 insulation services contractors near you in Hartford 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
Most pros respond within 2–24 hours
Verified Pro Installers
Other Businesses in This Area
Restored Insulation Services Co
Ari Spray Foam
5.0~12 years onlineConnecticut Spray Foam Insulation
5.05+ years onlineCT Spray Foam Insulation LLC
5.03+ years onlineEco Energy Guard LLC
5.014 years onlineExtreme Spray Foam of Hartford
5.0~8 years onlineKoala Insulation of Central Connecticut
5.07½+ years onlinePriority Inc.
5.04+ years onlinePriority Spray Foam
5.04+ years onlineTC Daimyo House Restoration And Attic Insulation Services,Hartford, CT
5.0Koala Insulation of Eastern Connecticut
4.97½+ years onlineSpringfield Spray Foam Insulation
4.9~5 years onlineBest
4.8Eco Home Improvement & Remodeling - Construction Company
4.8~8 years onlineFogarty's Home Services
4.8~7 years onlineNew England Foam Products LLC
4.824+ years onlineEnergy Nerds LLC
4.7Solutions of CT
4.610½+ years onlineU.S. Insulation Corp.
3.521 years onlineConnecticut Spray Foam LLC
1.0Insulation Services in Nearby CT Cities
Other Services in Hartford
Insulation Services in Hartford, CT
Hartford CT insulation upgrades pay back fast given Eversource/CNG rates and CT's cold winters. Most pre-1990 Hartford homes have R-19 to R-30 attics — well below the modern R-49+ target. Air sealing before insulation matters in older West End homes. Energize CT rebates available. NeedInstall connects you with Hartford insulation contractors who handle Energize CT paperwork, blower-door testing, and proper detailing.
Hartford attic top-up to R-49+: $2,000-$5,000. Wall dense-pack: $4,500-$11,000 retrofit. Basement spray-foam: $4-$7 per board foot. CT requires a state HIC license. Energize CT rebates ($300-$3,000+). Blower-door test ($300-$500) often required.
Frequently Asked Questions
- Worth on natural gas?
- Yes — CT heating loads heavy. Payback 4-7 years.
- Energize CT?
- Up to $3,000+ for qualifying upgrades.
- Spray-foam vs cellulose?
- Cellulose for attics. Spray-foam for basements.
About NeedInstall
NeedInstall helps connect customers with local installation professionals across Hartford 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.

