The Best Insulation Contractors in Brunswick, ME

Compare the highest-rated insulation professionals in Brunswick, Maine. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Evergreen Home Performance

4.8
(180 reviews)
Verified

A leading home performance contractor specializing in comprehensive energy efficiency solutions. They are well-regarded for their whole-house approach, which combines advanced insulation techniques with expert air sealing to maximize comfort and reduce energy bills. They are a certified partner for Efficiency Maine rebates and financing.

24 Lewiston Rd, Topsham, ME 04086 (Approximately 2 miles from Brunswick)

Specialties & Features

Spray foam insulation
Air sealing services
Energy efficiency audits

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#2

ReVision Energy

4.7
(250 reviews)
Verified

While primarily known as one of Maine's top solar installers, ReVision Energy has a robust Heat Pump & Insulation division that provides expert insulation services. Their integrated approach ensures that insulation work complements other energy systems for optimal home performance. They are deeply knowledgeable about state and local incentives.

142 Maine St, Brunswick, ME 04011

Specialties & Features

Energy efficiency audits
Blown-in insulation installation
Basement and crawl space insulation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Seal It Right Insulation

4.6
(90 reviews)
Verified

A specialized contractor focused almost exclusively on insulation and air sealing. They are praised for their attention to detail and expertise in both new construction and retrofit projects. They offer a wide range of insulation types and are proficient in complex installations like cathedral ceilings and crawl spaces.

Serves the Greater Portland and Midcoast areas, including Brunswick (Based in Westbrook, ME)

Specialties & Features

Blown-in insulation installation
Insulation removal and replacement
Wall insulation services

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Brunswick

The insulation market in Brunswick, Maine, is characterized by a high demand for energy efficiency upgrades, driven by the city's cold climate and a housing stock that includes many older, under-insulated homes. The market competition is moderate, with a mix of local specialists and larger regional home performance companies. Quality is generally high, as contractors must be well-versed in modern building science and the specific requirements for Maine's climate to remain competitive. The presence of Efficiency Maine, a state-wide energy program, significantly influences the market; reputable contractors are typically certified partners, allowing them to offer substantial rebates and financing options to homeowners. Typical pricing varies widely based on project scope and insulation material, but homeowners can expect to invest anywhere from $2,000 for a basic attic blow-in to $15,000+ for a full-home spray foam and air sealing package. The top providers distinguish themselves through certifications (like BPI), a whole-house approach, and deep expertise in accessing available rebates.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Brunswick regulations and climate

Frequently Asked Questions About Insulation in Brunswick

Get answers to common questions about insulation services in Brunswick, Maine.

1What is the most cost-effective type of insulation for my older Brunswick home, considering our cold winters?

For most older homes in Brunswick, air sealing combined with blown-in cellulose or fiberglass insulation in the attic is the most cost-effective first step. This targets the biggest source of heat loss. Given Maine's climate, achieving higher R-values (e.g., R-49 to R-60 for attics) is crucial for long-term savings, and cellulose is particularly effective at reducing air infiltration. Always prioritize air sealing before adding insulation for maximum efficiency and to prevent moisture issues common in our coastal climate.

2When is the best time of year to schedule insulation work in Brunswick?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather which is optimal for attic work and allows for proper ventilation during installation. Scheduling in these shoulder seasons also avoids the peak summer heat in the attic and the contractor backlog that often occurs just before winter. However, professional installers in Maine work year-round, so it's better to schedule when you're ready rather than delay.

3Are there any local rebates or incentives in Maine for upgrading my home's insulation?

Yes, Efficiency Maine Trust offers significant rebates for insulation upgrades that meet their program requirements. As a statewide program, Brunswick homeowners can qualify for rebates based on the amount and type of insulation installed, particularly when improving attic, wall, or basement insulation to specified R-values. Additionally, federal tax credits may apply. It's essential to work with a contractor registered with Efficiency Maine to ensure your project is eligible for these financial incentives.

4How do I choose a reliable insulation contractor in the Brunswick area?

Look for a licensed and insured contractor with specific experience in Maine's climate and older home construction common in Brunswick. Check for certifications from building performance organizations like BPI (Building Performance Institute) and ensure they are registered with Efficiency Maine if you plan to use rebates. Ask for local references, verify their knowledge of Maine's building codes and vapor barrier requirements (crucial for our cold climate), and get detailed, written estimates that include air sealing.

5Should I be concerned about moisture or mold with new insulation in my Brunswick home?

Proper moisture management is critical in Brunswick due to our humid summers, cold winters, and coastal proximity. A reputable contractor will conduct a moisture assessment and ensure proper air sealing and ventilation strategies are in place before insulating. They must follow Maine's building code for vapor retarder placement (typically on the warm-in-winter side of the insulation) to prevent condensation within walls. Correct installation prevents mold by keeping the building envelope dry, making professional assessment vital.