The Best Insulation Contractors in North Berwick, ME

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

#1

Evergreen Home Performance

4.8
(180 reviews)
Verified

Evergreen Home Performance is a leading energy efficiency and insulation specialist in Southern Maine. They are a full-service company focusing on comprehensive home performance upgrades, including advanced insulation and air sealing, to maximize comfort and reduce energy bills. They are known for their professional crews, detailed energy audits, and expertise in accessing state and utility rebates.

24 Wells St, Kennebunk, ME 04043 (Serves North Berwick)

Specialties & Features

Energy efficiency audits
Spray foam insulation
Air sealing services

Business Information

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

Allied Insulation

4.7
(90 reviews)
Verified

Allied Insulation is a dedicated insulation contractor serving the Southern Maine and Seacoast NH area. They focus specifically on a wide range of insulation installation and replacement services, making them a strong choice for projects that don't necessarily require a full home performance audit. They are experienced in both new construction and retrofit applications.

15 Cate St, Unit 6, Portsmouth, NH 03801 (Serves North Berwick)

Specialties & Features

Blown-in insulation
Batt insulation
Insulation removal and replacement

Business Information

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

Seal It Insulation Systems

4.6
(70 reviews)
Verified

Seal It Insulation Systems specializes in spray foam and cellulose insulation for residential and commercial properties. They have a strong reputation for tackling complex projects, including cathedral ceilings, crawl spaces, and basement rim joists, effectively addressing air leakage and thermal bridging.

28 York Street, Kennebunk, ME 04043 (Serves North Berwick)

Specialties & Features

Spray foam insulation
Basement and crawl space insulation
Air sealing services

Business Information

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

Why These Are the Top Insulation Contractors in North Berwick

** The insulation market serving North Berwick, ME, is characterized by high-quality, specialized regional contractors rather than a high volume of local competitors. Due to Maine's climate and the age of its housing stock, there is a strong demand for energy efficiency upgrades. The market is not saturated but is highly competitive on quality and expertise. Homeowners are generally discerning and look for contractors with specific credentials, such as BPI (Building Performance Institute) certification, and knowledge of Efficiency Maine trust rebates. **Average Quality:** The bar for quality is high, with leading providers using advanced diagnostic tools like blower doors and thermal imaging to guide their work. Spray foam and dense-pack cellulose are common solutions for retrofitting older homes. **Competition Level:** Moderate. Competition exists between a handful of established, reputable companies from neighboring towns like Kennebunk, Wells, and Portsmouth. Price competition is present, but reputation, proven results, and the ability to leverage rebates are more significant differentiators. **Typical Pricing:** Pricing is in line with New England averages. Projects are often quote-based due to their custom nature. * **Blown-in Cellulose Attic Insulation:** $1,500 - $4,500+ * **Spray Foam Insulation (closed-cell):** $1.00 - $1.50+ per board foot (highly variable by project complexity and access) * **Whole-House Energy Audit:** $400 - $800 (often applied to the cost of subsequent work) It is highly recommended that North Berwick homeowners obtain at least two detailed quotes that include a scope of work and a projected post-installation energy savings analysis.

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 North Berwick regulations and climate

Frequently Asked Questions About Insulation in North Berwick

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

1What are the most important types of insulation for my North Berwick home given Maine's climate?

For our cold, humid winters and variable seasons, a layered approach is key. We prioritize air sealing and high R-value insulation in attics (R-49 to R-60) and basement rim joists to prevent heat loss and ice dams. Blown-in cellulose or fiberglass in walls and dense-pack cellulose in older homes are excellent for managing moisture and temperature swings specific to Southern Maine's coastal-influenced climate.

2How does the timing of insulation work in North Berwick affect the project and cost?

Late summer and early fall are ideal for attic work, as temperatures are safer for installers and your home can be prepared for winter. Winter installations are possible but may focus on interior areas like basements. Scheduling in the off-season (spring) can sometimes offer better pricing and availability, but avoid the peak fall rush to ensure thorough work before the first frost.

3Are there local rebates or incentives for insulation upgrades in North Berwick?

Yes, Efficiency Maine Trust offers significant rebates for adding insulation to meet prescribed R-values, which are based on Maine's climate zone. Additionally, you may qualify for federal tax credits. A reputable local installer will be certified by Efficiency Maine and can handle the rebate paperwork for you, ensuring you maximize your savings.

4What should I look for when choosing an insulation contractor in the North Berwick area?

Choose a contractor deeply familiar with Maine's building codes and the specific challenges of older homes common in our area. Verify they are licensed, insured, and Efficiency Maine-certified. Ask for local references in towns like Berwick or Wells to see their work and ensure they understand proper ventilation to prevent moisture issues in our climate.

5My house is drafty and has ice dams. Will adding insulation alone solve this?

Not alone. Ice dams are a signature issue in Maine caused by heat escaping and melting snow from the attic. The solution requires a comprehensive approach: first, expert air sealing of attic bypasses (like around chimneys and lights), then adding adequate attic insulation to keep heat in the living space. Proper attic ventilation is also critical to maintain a cold roof deck.