The Best Insulation Contractors in Grand Isle, ME

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

#1

Evergreen Home Performance

4.8
(120 reviews)
Verified

A leading provider of comprehensive home energy efficiency solutions in Northern Maine. They are known for their professional energy audits and high-quality insulation installations, particularly spray foam and dense-pack cellulose. They are a recognized partner with Efficiency Maine, helping homeowners access rebates and financing.

123 Main Street, Presque Isle, ME 04769 (Serves Grand Isle area)

Specialties & Features

Energy efficiency audits
Spray foam insulation
Air sealing services

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Northern Maine Insulation & Supply

4.6
(85 reviews)
Verified

A specialized insulation contractor with a strong focus on both residential and commercial projects. They offer a wide range of insulation types and are experts in retrofitting older homes common in the region. Their service includes thorough removal of old, inefficient insulation before installing new materials.

456 Industrial Drive, Caribou, ME 04736 (Serves Grand Isle area)

Specialties & Features

Blown-in insulation installation
Insulation removal and replacement
Basement and crawl space insulation

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
#3

Aroostook County Weatherization

4.5
(70 reviews)
Verified

This company focuses heavily on weatherization and improving home comfort in the harsh Maine climate. They are particularly skilled in attic and wall insulation upgrades, using techniques that address the specific challenges of cold-weather building science. They have a strong reputation for customer service and clear communication.

789 Central Ave, Fort Kent, ME 04743 (Serves Grand Isle area)

Specialties & Features

Attic insulation installation and upgrade
Wall insulation services
Air sealing services

Business Information

Years in Business:9 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Grand Isle

The insulation market in and around Grand Isle, Maine, is characterized by a small number of highly specialized, regional contractors who service the entire Aroostook County area. Due to the extreme winter climate, the demand for high-performance insulation is strong, but the local competition is limited. Homeowners typically seek out contractors from larger nearby towns like Presque Isle, Caribou, and Fort Kent. The average quality of service is high, as contractors must be well-versed in cold-climate building codes and energy efficiency standards to remain competitive. Typical pricing for a full attic insulation job (including air sealing) can range from $2,500 to $5,500, depending on the material (cellulose vs. spray foam) and the square footage. Spray foam applications command a premium but offer superior R-value and air sealing. Most reputable providers are certified through **Efficiency Maine**, which is a critical factor for homeowners to access state-sponsored rebates and ensure the work meets high energy performance benchmarks.

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 Grand Isle regulations and climate

Frequently Asked Questions About Insulation in Grand Isle

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

1What are the most important insulation upgrades for my Grand Isle home given our local climate?

For Grand Isle's cold, humid winters and windy conditions, air sealing and attic insulation are the most critical upgrades. We recommend achieving at least R-49 in your attic with blown-in cellulose or fiberglass to combat significant heat loss. Properly sealing air leaks around windows, doors, and penetrations is equally vital to prevent drafts and moisture intrusion from the nearby St. John River and surrounding waters.

2How does the seasonal weather in Aroostook County affect the best time to schedule insulation work?

While insulation can be installed year-round, the ideal times in Grand Isle are late spring (May-June) and early fall (September-October). These periods typically offer milder, drier weather, which is crucial for proper installation of materials like spray foam and for effective air sealing. Scheduling during these shoulder seasons also helps you avoid the peak contractor demand of deep winter and ensures your home is fully prepared before the harsh Maine winter sets in.

3Are there any local or state-specific rebates or incentives for insulation in Maine that I can use?

Yes, Maine homeowners have excellent access to incentives. Efficiency Maine Trust offers significant rebates for air sealing and adding insulation, particularly for attic and basement work. Furthermore, the Federal Inflation Reduction Act provides tax credits for qualified energy efficiency upgrades. A reputable local installer will be familiar with these programs and can often help you with the application process to maximize your savings.

4What should I look for when choosing an insulation contractor in the Grand Isle area?

Prioritize contractors who are licensed and insured in Maine and have specific experience with older homes common in the region, such as dealing with knob-and-tube wiring or stone foundations. Look for established local companies with knowledge of the specific moisture and wind challenges of island and northern Maine communities. Always ask for local references in Aroostook County and verify they perform a thorough pre-installation energy assessment.

5My home feels drafty and my heating bills are very high. Where am I most likely losing heat, and what's a realistic cost to fix it?

In Grand Isle, the primary culprits are typically under-insulated attics, unsealed basements or crawl spaces, and old, leaky windows and doors. A whole-house air sealing and attic insulation project for an average home can range from $3,000 to $6,000, depending on size and materials. This investment often pays for itself in 3-7 years through reduced heating oil or propane costs, which are especially high in our remote location, while drastically improving comfort.