The Best Insulation Contractors in Little Deer Isle, ME

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

#1

Evergreen Home Performance

4.8
(150 reviews)
Verified

A leading, full-service energy efficiency and insulation contractor serving Mid-Coast and Downeast Maine. They are known for comprehensive home performance audits and high-quality installations, including advanced air sealing and spray foam. Their expertise in managing complex projects and navigating state rebate programs makes them a top choice.

24 Bangor Road, Ellsworth, ME 04605 (Primary office serving the region)

Specialties & Features

Energy efficiency audits
Spray foam insulation
Air sealing services

Business Information

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

Air Tight Insulation & Home Performance

4.7
(80 reviews)
Verified

A specialized contractor focused on creating comfortable, energy-efficient homes through superior insulation and air sealing techniques. They are highly regarded for their work in both new construction and existing home retrofits, particularly with blown-in cellulose and dense-pack wall insulation.

Serves the Blue Hill Peninsula and Deer Isle region from a base in Blue Hill, ME.

Specialties & Features

Blown-in insulation installation
Wall insulation services
Air sealing services

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

Penobscot Home Performance

4.6
(60 reviews)
Verified

A well-respected local contractor known for personalized service and deep knowledge of the older home stock common to the Deer Isle area. They offer a range of insulation solutions with a strong focus on attic upgrades, basement/crawl space encapsulation, and insulation removal for historic homes.

Serves the Penobscot, Blue Hill, and Deer Isle areas from Penobscot, ME.

Specialties & Features

Attic insulation installation and upgrade
Basement and crawl space insulation
Insulation removal and replacement

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Little Deer Isle

** The insulation market for Little Deer Isle and the surrounding Penobscot Bay region is characterized by a high demand for energy efficiency due to the harsh Maine winters, but a limited number of hyper-local contractors. Homeowners typically rely on reputable companies from the commercial hubs of Ellsworth and Blue Hill, which are within a 30-45 minute drive and regularly service the island. **Average Quality:** The quality is generally high among the established players, as they must compete on reputation and results in a tight-knit community. The best contractors are well-versed in both modern spray foam applications and techniques for retrofitting older, historic New England homes. **Competition Level:** Competition is moderate. While there are only a few dedicated "home performance" contractors, they are supplemented by general builders and handymen. For specialized insulation and air sealing work, the top-tier providers listed are consistently the most sought-after. **Typical Pricing:** Pricing is at a premium compared to national averages, reflecting the high cost of materials, travel to island locations, and the skilled labor required. As a rough guide: * **Spray Foam:** $1.50 - $3.00 per board foot. * **Blown-In Cellulose (Attic):** $1,500 - $4,000 for an average attic. * **Dense-Pack Wall Insulation:** $2.50 - $4.00 per square foot of wall. Homeowners are strongly encouraged to utilize the free energy audits offered by providers like Evergreen to understand potential rebates from Efficiency Maine, which can significantly offset the upfront cost.

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 Little Deer Isle regulations and climate

Frequently Asked Questions About Insulation in Little Deer Isle

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

1How does Little Deer Isle's coastal climate affect my insulation choices and needs?

Little Deer Isle's cold, damp, and windy coastal climate demands insulation that effectively manages both temperature and moisture. We highly recommend materials with high R-values and excellent vapor retardant properties, such as closed-cell spray foam or dense-packed cellulose, to prevent heat loss, resist wind-driven moisture, and inhibit mold growth common in our salty, humid air. Proper air sealing is equally critical here to combat the pervasive coastal drafts that significantly increase heating costs.

2What is the best time of year to install or upgrade insulation on the island?

The ideal window is typically late spring through early fall (May to September). During these months, temperatures are more moderate, and the weather is generally drier, which is crucial for certain insulation materials that require specific conditions to cure or settle properly. Scheduling during this period also ensures the work is completed before the harsh winter sets in, allowing you to reap the energy savings during the coldest and most expensive heating season.

3Are there any local regulations or incentives in Maine I should know about for insulation projects?

While Little Deer Isle follows Maine's statewide building codes, there are no unique local ordinances for insulation. However, Maine offers excellent financial incentives through Efficiency Maine, including rebates for adding insulation and air sealing to existing homes. These programs can substantially offset project costs, and a reputable local installer will be familiar with the application process and can help you qualify for these savings.

4How do I choose a reliable insulation contractor for a home on Little Deer Isle?

Prioritize contractors with extensive experience working on older, coastal Maine homes like those common on the island. They should understand the challenges of balloon framing, stone foundations, and historic preservation. Verify they are licensed and insured in Maine, ask for local references you can contact, and ensure they provide a detailed written estimate that includes air sealing, material R-values, and a vapor barrier strategy suited for our climate.

5My older island home is drafty and expensive to heat. Where should I start with an insulation upgrade?

The first and most cost-effective step is always a professional energy audit, which Efficiency Maine often subsidizes. This will identify the biggest sources of heat loss, which in our older coastal homes are typically the attic (especially at the eaves), the basement or crawl space rim joists, and around windows and doors. Addressing these areas with proper air sealing and insulation will yield the most immediate comfort improvement and reduction in your heating oil or propane bills.