The Best Insulation Contractors in Guilford, ME

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

#1

Marr's Heating & Insulation

4.8
(80 reviews)
Verified

A highly-rated, local family-owned business based directly in Guilford. They specialize in comprehensive heating and insulation solutions, making them the most direct and convenient option for local residents. They are known for personalized service and deep knowledge of the specific needs of older homes in the region.

8 W Main St, Guilford, ME 04443

Specialties & Features

Attic insulation installation and upgrade
Blown-in insulation installation
Basement and crawl space insulation

Business Information

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

Evergreen Home Performance

4.7
(150 reviews)
Verified

A leading provider of whole-home energy efficiency solutions based in nearby Bangor. They are a certified BPI (Building Performance Institute) company, which signifies a high level of expertise in building science. They are an excellent choice for homeowners seeking a comprehensive approach that includes air sealing, energy audits, and advanced insulation techniques.

222 Perry Rd, Bangor, ME 04401

Specialties & Features

Energy efficiency audits
Air sealing services
Spray foam insulation

Business Information

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

Allied Insulation of Maine

4.6
(90 reviews)
Verified

A well-established contractor serving Central and Eastern Maine, including the Guilford area. They focus exclusively on insulation, offering a wide array of materials and methods. Their expertise in both new construction and retrofit projects makes them a versatile choice for any insulation need, from simple attic upgrades to complex wall insulation and removal services.

1110 Ohio St, Bangor, ME 04401

Specialties & Features

Insulation removal and replacement
Wall insulation services
Spray foam insulation

Business Information

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

Why These Are the Top Insulation Contractors in Guilford

** The insulation market serving Guilford, Maine, is characterized by a mix of highly localized, smaller contractors and more extensive, specialized firms from the Bangor area. Due to Guilford's rural nature and older housing stock, there is a significant demand for insulation upgrades focused on improving comfort and reducing high heating costs, particularly during harsh Maine winters. * **Average Quality:** The quality is generally high, with a strong focus on durability and performance in a cold climate. Providers are typically well-versed in handling both modern and traditional construction methods. * **Competition Level:** Competition is moderate. While there are few providers physically located in Guilford itself, several established companies from Bangor (approx. 30-40 minutes away) actively compete for projects in the region. This provides homeowners with viable options. * **Typical Pricing:** Pricing is competitive but reflects the specialized nature of the work and the region's climate. Simple blown-in cellulose for an attic might range from $1,500 - $3,500, while a full home energy retrofit with air sealing and spray foam can easily reach $10,000 - $20,000+. Many providers are knowledgeable about state and utility rebate programs (e.g., through Efficiency Maine) which can significantly offset the upfront cost for homeowners. It is highly recommended to obtain multiple quotes due to the variance in project scope and material choices.

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 Guilford regulations and climate

Frequently Asked Questions About Insulation in Guilford

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

1What are the most important types of insulation for my Guilford home, considering Maine's climate?

For our cold Maine winters, focusing on air sealing and high R-value insulation in the attic is the top priority, as heat rises and escapes there first. Wall insulation (often via dense-pack cellulose or blown-in fiberglass) is also critical for older Guilford homes to combat drafts. Properly insulating basement rim joists and crawl spaces is essential to prevent cold floors and frozen pipes, which are common local concerns.

2How does the season affect the timing and cost of insulation work in Guilford?

Late summer and early fall are ideal for scheduling, as contractors are busy in peak winter responding to emergency heat-loss issues. While insulation can be installed year-round, attic work in deep winter can be more challenging and potentially costly due to weather delays. Planning ahead for a fall installation ensures your home is sealed before the first major freeze, maximizing comfort and fuel savings from the start of the heating season.

3Are there any local rebates or incentives for insulation upgrades in Piscataquis County?

Yes, Efficiency Maine Trust offers significant rebates for adding insulation and air sealing, which are available to all Maine homeowners, including those in Guilford. These rebates are based on the projected energy savings and can substantially reduce the upfront cost. It's crucial to hire a contractor registered with Efficiency Maine, as they must perform the work and submit the paperwork for you to qualify for these incentives.

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

Prioritize local, licensed, and insured contractors with proven experience in Maine's older home stock, common in our region. Ensure they are registered with Efficiency Maine to administer rebates. Ask for references from nearby projects and verify they perform a thorough energy assessment or blower door test before and after to measure air leakage improvements, not just insulation installation.

5My house feels drafty and has ice dams. Will new insulation alone solve this?

Not entirely. Ice dams on Guilford roofs are primarily caused by heat escaping from a poorly sealed attic, melting snow that refreezes at the eaves. The solution requires a combination of comprehensive air sealing (to stop the heat escape) and then adding adequate attic insulation to the recommended R-49 to R-60 for our climate zone. Addressing ventilation is also a key part of the system to maintain a cold roof deck.