The Best Insulation Contractors in Calais, VT

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

#1

Energy Efficiency Solutions

4.8
(120 reviews)
Verified

A highly-rated, veteran-owned company specializing in comprehensive home performance upgrades. They are well-known for their professionalism and expertise in air sealing and insulation, often working with Efficiency Vermont to help homeowners maximize rebates and savings.

5 Morse Drive, Montpelier, VT 05602 (Serves Calais and surrounding areas)

Specialties & Features

Air sealing services
Spray foam insulation
Energy efficiency audits

Business Information

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

Maple Valley Insulation

4.7
(90 reviews)
Verified

A local contractor with a strong focus on both residential and commercial insulation. They are praised for their clean work, attention to detail, and knowledge of various insulation types, from dense-pack cellulose to spray foam.

Serves the Central VT area from their base in Barre/Montpelier region. (Serves Calais)

Specialties & Features

Blown-in insulation installation
Wall insulation services
Basement and crawl space insulation

Business Information

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

Vermont Foam Insulation

4.6
(70 reviews)
Verified

As the name implies, this provider is a specialist in spray foam applications but also offers a full suite of other insulation services. They are recognized for their technical expertise in creating high-performance building envelopes and tackling complex insulation challenges.

30 Joy Drive, South Burlington, VT 05403 (Serves the entire state, including Calais)

Specialties & Features

Spray foam insulation
Insulation removal and replacement
Attic insulation installation and upgrade

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Calais

** The insulation market serving Calais, Vermont, is characterized by high-quality, specialized contractors rather than a high volume of competitors. Due to Vermont's cold climate and strong energy efficiency standards, the bar for service quality is high. The most successful contractors are typically those certified by **Efficiency Vermont**, the state's energy efficiency utility, which provides significant rebates and lends credibility. **Competition Level:** Moderate. There are no major national chains dominating this rural market, which is served by a handful of established, reputable local and regional companies. This benefits the consumer, as these companies compete on reputation, quality of work, and expertise rather than just price. **Average Quality:** The average quality of service is very good to excellent. Contractors operating in this region are well-versed in modern building science, understand the importance of air sealing alongside insulation, and are knowledgeable about local building codes and available rebates. **Typical Pricing:** Pricing is competitive for the region but can be perceived as high due to the specialized nature of the work and the quality of materials used (e.g., spray foam). A typical attic insulation project with air sealing can range from \$2,500 to \$6,000+, heavily dependent on the scope, square footage, and materials chosen. Homeowners are strongly encouraged to seek a comprehensive energy audit first and explore rebates from Efficiency Vermont, which can substantially offset the final 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 Calais regulations and climate

Frequently Asked Questions About Insulation in Calais

Get answers to common questions about insulation services in Calais, Vermont.

1What are the most important types of insulation for my Calais home, given our Vermont climate?

For Calais's cold winters, focusing on air sealing and attic insulation is critical. We recommend high R-value materials like blown-in cellulose or fiberglass batts for attics, and spray foam for sealing rim joists and basement headers to prevent cold air infiltration. Properly insulating these areas directly combats our long heating season and reduces reliance on heating oil or propane.

2Are there any Vermont-specific rebates or incentives for insulation upgrades in Calais?

Yes, Vermont offers excellent incentives primarily through Efficiency Vermont. Homeowners can access rebates for air sealing and adding insulation that meets specific R-value targets. Additionally, you may qualify for federal tax credits. A local, certified insulation contractor will be familiar with these programs and can help you apply to maximize your savings.

3When is the best time of year to schedule insulation work in Calais?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather which is safer for contractors working in attics and on exteriors, and it allows you to upgrade before the intense winter cold sets in. Scheduling during these shoulder seasons also avoids the peak summer and early winter rush for local contractors.

4How do I choose a reliable insulation contractor serving the Calais area?

Look for a contractor licensed to operate in Vermont with specific experience in our climate. They should perform a thorough energy audit or assessment before proposing work. Check for strong local references in Washington County and verify they are certified by Efficiency Vermont as a Preferred Contractor, which ensures they follow best practices for our region.

5My home is older. Should I be concerned about moisture or ice dams when adding insulation?

Absolutely, especially with Calais's heavy snowfall and freeze-thaw cycles. A critical part of the job is ensuring proper attic ventilation and air sealing to prevent warm, moist indoor air from reaching the cold roof sheathing, which causes ice dams and mold. A qualified installer will assess your roof venting and may recommend solutions like baffles before insulating.