The Best Insulation Contractors in Seal Harbor, ME

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

#1

Evergreen Home Performance

4.8
(120 reviews)
Verified

A leading energy efficiency and insulation contractor serving the Maine coast, including Mount Desert Island. They are a Building Performance Institute (BPI) certified company, specializing in whole-home energy solutions. Their strengths include comprehensive energy audits, advanced air sealing techniques, and the installation of high-performance insulation types like dense-pack cellulose and spray foam.

8 Industrial Park Road, Ellsworth, ME 04605 (Primary service hub for MDI)

Specialties & Features

Energy efficiency audits
Air sealing services
Blown-in insulation installation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Allied Insulation

4.7
(90 reviews)
Verified

A well-established insulation contractor that services the entire Down East region. They have a strong reputation for professional installation of all major insulation types and are known for their expertise in both new construction and retrofit projects. They are particularly skilled in tackling the challenges of insulating older Maine homes.

1110 Union Street, Bangor, ME 04401 (Serves the Seal Harbor/Bar Harbor area)

Specialties & Features

Spray foam insulation
Blown-in insulation installation
Insulation removal and replacement

Business Information

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

A.E. Sampson & Company

4.6
(80 reviews)
Verified

A long-standing, family-owned building supply and contractor business located directly on Mount Desert Island. While they are a full-service lumber yard, they have a dedicated contracting division that provides expert insulation services. Their deep roots in the community mean they have extensive knowledge of local architecture, building codes, and weatherization needs for homes in Seal Harbor and the surrounding villages.

20 Knox Road, Bar Harbor, ME 04609

Specialties & Features

Attic insulation installation and upgrade
Wall insulation services
Basement and crawl space insulation

Business Information

Years in Business:40 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Seal Harbor

The insulation and weatherization market in the Seal Harbor and greater Mount Desert Island area is characterized by a high demand for quality and expertise, driven by the region's harsh coastal climate and a mix of historic, seasonal, and modern homes. The market is not oversaturated with a high number of competitors, but the existing providers are typically established, high-quality contractors. Due to the premium location and the specific challenges of insulating often older, coastal properties, pricing tends to be above the state average. Homeowners are generally well-informed and value energy efficiency, leading to a strong focus on comprehensive air sealing and audits alongside insulation work. Many providers are well-versed in available state and utility rebate programs, such as those from Efficiency Maine, which are crucial for offsetting the cost of these significant energy upgrades.

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 Seal Harbor regulations and climate

Frequently Asked Questions About Insulation in Seal Harbor

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

1What is the best type of insulation for my older Seal Harbor home to handle our coastal winters?

For historic and older homes common in Seal Harbor, dense-pack cellulose or spray foam are often the best solutions. These materials provide superior air sealing, which is critical for combating the cold, damp coastal winds and reducing heat loss. They can be installed with minimal disruption to existing walls and are effective at preventing the ice dams that are a frequent concern on our steep, snowy roofs.

2When is the optimal time of year to schedule insulation work in Seal Harbor?

The ideal time is late spring through early fall (May to October). This avoids the peak tourist season congestion and allows work to be completed before the harsh winter sets in. Furthermore, attic work is more safely and effectively performed in milder weather, and proper drying times for certain materials like spray foam are easier to achieve without our coastal humidity and cold interfering.

3Are there local or state-specific rebates or incentives for insulation upgrades in Maine? **Question:** Are there local or state-specific rebates or incentives for insulation upgrades in Maine?

Yes, Maine offers excellent incentives primarily through Efficiency Maine. Homeowners can access rebates for air sealing and adding insulation that meet specific performance levels. Additionally, federal tax credits may apply. A reputable local installer will be familiar with these programs and can often help you navigate the application process to maximize your savings.

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

Look for contractors who are licensed, insured, and have specific experience with the unique challenges of coastal Maine homes, such as managing moisture and wind-driven rain. Check for certifications from Efficiency Maine and ask for local references in Acadia or Mount Desert Island. A trustworthy provider will perform a thorough energy audit before recommending a solution.

5My energy bills are high even in summer. Can insulation help with cooling, or is it just for winter?

Absolutely. Proper insulation and air sealing create a thermal barrier that works year-round. In our Seal Harbor summers, it keeps the cool, conditioned air inside and blocks the humid, warmer air from entering. This reduces the strain on your cooling system, lowers summer energy costs, and improves overall indoor comfort by minimizing temperature fluctuations and moisture intrusion.