The Best Insulation Contractors in Harborside, ME

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

#1

Evergreen Home Performance

4.8
(180 reviews)
Verified

A leading energy efficiency and insulation specialist for Midcoast Maine. They are known for comprehensive home performance audits and advanced solutions like dense-pack cellulose and spray foam. Their strength lies in a holistic approach, combining air sealing with insulation to maximize comfort and energy savings.

22 Front St, Belfast, ME 04915 (Serves the Harborside area)

Specialties & Features

Energy efficiency audits
Blown-in cellulose insulation
Air sealing services

Business Information

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

Mathews Brothers

4.6
(90 reviews)
Verified

A well-established, family-owned company with a long history in the region. While known for window manufacturing and building, their dedicated insulation division is highly respected. They offer a wide range of services and have deep knowledge of local architectural styles and building codes.

99 Ghent St, Belfast, ME 04915 (Serves the Harborside area)

Specialties & Features

Spray foam insulation
Basement and crawl space insulation
Wall insulation services

Business Information

Years in Business:50 years
Licensed:Yes
Insured:Yes
#3

Energy Solutions of Maine

4.7
(120 reviews)
Verified

This provider focuses specifically on insulation and air sealing, making them specialists rather than general contractors. They are praised for their professionalism, attention to detail, and expertise in both new construction and retrofit projects for older Maine homes.

36 Pine St, Ellsworth, ME 04605 (Serves the Harborside area)

Specialties & Features

Insulation removal and replacement
Blown-in insulation installation
Attic insulation installation and upgrade

Business Information

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

Why These Are the Top Insulation Contractors in Harborside

** The insulation market serving Harborside, Maine, is characterized by a small number of high-quality, regional specialists rather than a high volume of local competition. Due to the town's rural and coastal nature, the service area for contractors is broad, covering much of Hancock and Waldo counties. The average quality of providers is high, as they must be well-versed in the challenges of insulating older, often historic New England homes against harsh maritime winters. **Competition Level:** Moderate. While there are not dozens of companies, the established players are highly competent and compete on service quality, expertise, and knowledge of local energy rebates (e.g., through Efficiency Maine). There is little to no presence of national chains. **Typical Pricing:** Pricing is generally at a premium compared to national averages, reflecting the specialized skills required, the high cost of materials and labor in Maine, and the travel distances to service areas like Harborside. Homeowners should expect: * **Spray Foam:** $1.50 - $3.00+ per board foot. * **Blown-In Cellulose/Fiberglass:** $1,500 - $4,500+ for a standard attic. * **Energy Audit:** $400 - $800, often applied as a credit toward subsequent work. The market is driven by a strong demand for energy efficiency and winterization, making reputable contractors often booked several weeks in advance, particularly in the late summer and fall.

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 Harborside regulations and climate

Frequently Asked Questions About Insulation in Harborside

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

1How does Harborside's coastal climate affect my insulation choices and needs?

Harborside's location on Penobscot Bay means homes face high humidity, salt spray, and nor'easters, in addition to cold winters. This makes moisture resistance critical; we recommend materials like closed-cell spray foam or damp-resistant mineral wool for coastal properties to prevent mold and maintain R-value. Proper air sealing is also paramount to combat the strong, damp winds that drive heat loss and moisture intrusion.

2What is the best time of year to install or upgrade insulation in my Harborside home?

While insulation can be installed year-round, late spring through early fall (May to October) is ideal. This avoids the deepest winter cold, making attic and crawl space work more comfortable, and allows for proper drying of materials like spray foam in our humid climate. Scheduling during this period is also easier, as local contractors are less likely to be delayed by the severe winter weather common in Hancock County.

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

Yes, Efficiency Maine Trust offers significant rebates for homeowners upgrading insulation to meet higher recommended R-values for our climate zone (e.g., R-49 for attics). These rebates can cover a substantial portion of material costs for qualified projects. Additionally, federal tax credits may apply. We recommend checking Efficiency Maine's website and consulting with a local, certified contractor who is familiar with the application process.

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

Look for contractors licensed in Maine with specific experience in coastal homes, as they understand the unique challenges. Verify they carry proper insurance and ask for references from local projects. A reputable provider should conduct a thorough energy audit or assessment first, and be knowledgeable about both the Maine Uniform Building and Energy Code (MUBEC) and the specific moisture management needs of our region.

5My older home is drafty and expensive to heat. Where should I prioritize adding insulation?

In Harborside's historic homes, the attic is almost always the top priority, as heat rises and escapes there most readily. Next, focus on basement rim joists and crawl spaces to stop cold air from entering the living space. Finally, address wall insulation, which can be more complex in older structures. A professional energy audit using a blower door test is highly recommended to identify the most significant air leaks specific to your home's construction.