Compare the highest-rated insulation professionals in Islesboro, Maine. All contractors are licensed, insured, and verified through our rigorous screening process.
While primarily a leading solar installer, ReVision Energy offers comprehensive energy efficiency services, including advanced insulation and air sealing, as a foundational step for creating a high-performance home. Their whole-house approach is ideal for homeowners seeking maximum energy savings and comfort. They are experts in modern materials and techniques.
Evergreen Home Performance is a dedicated insulation and energy efficiency contractor serving the Midcoast region. They have a strong reputation for professionalism and quality work in both new construction and existing homes, with a focus on solving moisture, comfort, and high-energy bill issues.
A well-established contractor specializing in a wide array of insulation services. They are known for their practical expertise in all major insulation types and have extensive experience retrofitting older Maine homes, a common need on Islesboro. They effectively address attic, wall, and basement insulation challenges.
** The insulation market serving Islesboro, Maine, is characterized by a high level of specialization and quality, albeit with premium pricing. Due to the island's location and the prevalence of older, historic homes, the market is not served by large national chains but by established regional contractors from the mainland. * **Average Quality:** The quality is generally high, as contractors serving this market must be proficient in complex retrofits, understand vapor barriers and moisture management for coastal climates, and navigate the challenges of transporting materials and crews via ferry. * **Competition Level:** Competition is moderate but specialized. While there are fewer contractors willing to service the island, the ones that do are highly competent and focus on energy performance rather than being general handymen. Homeowners benefit from this expertise. * **Typical Pricing:** Pricing is typically 15-30% higher than mainland averages due to the "island premium," which accounts for travel time, ferry costs, and logistical complexities. Projects require careful planning and coordination. Homeowners should expect comprehensive energy audits (often $300-$600) to be a standard first step, with full insulation projects ranging from $5,000 for a simple attic job to $20,000+ for whole-house air sealing and insulation upgrades using premium materials like spray foam.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Islesboro regulations and climate
Get answers to common questions about insulation services in Islesboro, Maine.
For Islesboro's cold, damp, and windy coastal climate, air sealing is the most critical first step to prevent moisture-laden air from entering walls and causing mold or rot. Following that, upgrading attic insulation to at least R-49 and ensuring wall cavities are fully filled are top priorities to combat heat loss. Basement or crawlspace insulation is also highly recommended to protect against ground chill and moisture from the island's high water table.
The ferry schedule significantly affects project timing and cost. Most contractors will schedule work to align with a full-day trip to the island to maximize efficiency, often requiring more extensive planning. It's best to schedule projects for the spring or fall shoulder seasons to avoid the summer tourist ferry congestion and the potential for winter weather delays, which can cause cancellations and extend project timelines.
Maine has strict energy codes, and all work should comply with the Maine Uniform Building and Energy Code (MUBEC). More importantly, homeowners should explore incentives from Efficiency Maine Trust, which offers significant rebates for air sealing and adding insulation that meets their specifications. These rebates can substantially offset project costs, and participating contractors are familiar with the application process.
Prioritize contractors with proven experience working on the Maine coast and, ideally, on Penobscot Bay islands; they will understand the unique logistical and climate challenges. Verify they are fully insured and licensed in Maine. Ask for local references on Islesboro to confirm their reliability with ferry logistics and their understanding of the specific moisture and wind-driven rain issues common here.
Not always. For many historic or older island homes, air infiltration through gaps, seams, and old windows is the primary issue. A professional energy audit (which Efficiency Maine may help fund) is the best first step to identify the biggest sources of heat loss. Often, comprehensive air sealing in the attic, basement, and around penetrations provides a greater immediate benefit and comfort improvement than simply adding more insulation on top of existing drafts.