The Best Insulation Contractors in Salem, CT

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

#1

Supreme Insulation

4.8
(150 reviews)
Verified

Supreme Insulation is a leading regional provider specializing in comprehensive home performance solutions. They are well-regarded for their expertise in both spray foam and blown-in cellulose, and they strongly emphasize the combination of air sealing and insulation for maximum energy efficiency. They are a certified contractor for energy efficiency rebate programs.

125-A Old Colchester Rd, Oakdale, CT 06370 (Approx. 15 miles from Salem)

Specialties & Features

Spray foam insulation
Blown-in cellulose
Energy efficiency audits

Business Information

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

Allied Insulation

4.7
(80 reviews)
Verified

Allied Insulation serves both residential and commercial clients across Connecticut. They have a strong reputation for professional attic insulation projects, including removal of old material and installation of new batts or blown-in insulation. They are known for clear communication and detailed project quotes.

55 N Plains Industrial Rd, Wallingford, CT 06492 (Serves the entire state, including Southeastern CT)

Specialties & Features

Attic insulation installation and upgrade
Insulation removal and replacement
Wall insulation services

Business Information

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

Northeast Foam & Co.

4.9
(50 reviews)
Verified

A highly-rated, specialist contractor focused primarily on spray foam applications. They are experts in both open-cell and closed-cell foam for walls, roofs, basements, and crawl spaces. Their high rating reflects a focus on quality workmanship, proper installation techniques, and customer service.

Serves Eastern CT from their base in Mansfield (Approx. 30 miles from Salem)

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 Salem

** The insulation market serving Salem, CT, is characterized by a small number of highly specialized regional contractors rather than a high volume of local competition. Due to Salem's rural/suburban nature and older housing stock, there is consistent demand for insulation upgrades, particularly in attics and basements, driven by homeowners seeking to reduce high heating costs associated with Connecticut winters. **Average Quality:** The quality is generally high, as the contractors who survive in this market tend to be established, licensed, and insured professionals who must adhere to strict state building and energy codes. **Competition Level:** Moderate. While there aren't dozens of companies, the established players are highly competent and compete on expertise, service quality, and their ability to navigate state and utility rebate programs (like those from Energize CT). **Typical Pricing:** Pricing in Connecticut is above the national average. As a rough guide: * **Blown-in Attic Insulation:** $1,500 - $3,500 * **Spray Foam (whole attic):** $4,500 - $8,500+ * **Wall Insulation (blown-in):** $2,000 - $4,500 * **Insulation Removal:** $1 - $4 per square foot (added to installation cost) Homeowners are strongly encouraged to obtain multiple quotes and inquire about available rebates, which can significantly offset the project 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 Salem regulations and climate

Frequently Asked Questions About Insulation in Salem

Get answers to common questions about insulation services in Salem, Connecticut.

1What is the recommended insulation level (R-Value) for attics in Salem, CT, and why is it specific to our area?

For attics in Salem, the U.S. Department of Energy recommends an R-Value of R-49 to R-60. This high range is specific to our Climate Zone 5 (Northeast), which experiences cold, humid winters and warm, humid summers. Properly meeting this target is crucial for energy efficiency, preventing ice dams on roofs, and managing moisture levels common in our regional climate.

2How do Salem's seasonal changes affect the best time to schedule insulation installation?

While insulation can be installed year-round, the ideal periods in Salem are late spring (May-June) and early fall (September-October). These windows offer moderate temperatures, allowing for proper installation of materials like spray foam, and are typically drier, which is important for addressing attic or crawl space moisture before sealing your home. Scheduling during these off-peak times can also lead to better contractor availability.

3Are there any local or state-specific rebates or incentives for insulation upgrades in Connecticut?

Yes, Connecticut homeowners have excellent access to incentives. The primary program is the Energize Connecticut Home Energy Solutions assessment, which can provide significant rebates and 0% financing for insulation upgrades. Additionally, Salem residents should check with the Connecticut Green Bank and Eversource for specific offers, which can dramatically reduce the net project cost when using a participating certified contractor.

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

Prioritize contractors who are licensed, insured, and have specific experience with New England homes. Look for certifications like Building Performance Institute (BPI) accreditation, which indicates training in comprehensive air sealing—a critical step for our climate. Always ask for local references in Salem or nearby towns like Colchester and Montville to verify their knowledge of older home construction and regional building codes.

5My home in Salem is older. What are the top insulation concerns I should address first?

For Salem's historic homes, the top priorities are air sealing and attic insulation. Older homes have significant air leaks that undermine insulation performance. Focus on sealing gaps around windows, doors, and where wiring/plumbing penetrates walls before adding bulk insulation. Also, ensure proper attic ventilation to prevent moisture buildup, a common issue in our humid climate that can lead to mold and wood rot in tightly sealed older structures.