The Best Insulation Contractors in Preston, CT

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

#1

Connecticut Energy Auditors

4.8
(180 reviews)
Verified

A leading energy efficiency specialist serving Eastern Connecticut. They are highly regarded for comprehensive home performance audits that inform their insulation and air sealing work. Their strength lies in a holistic approach to home enveloping, ensuring that insulation upgrades are part of a broader energy-saving solution.

125A River Rd, Jewett City, CT 06351 (Approx. 15 minutes from Preston)

Specialties & Features

Energy efficiency audits
Spray foam insulation
Air sealing services

Business Information

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

A-1 Northeast Insulation

4.7
(120 reviews)
Verified

A well-established contractor known for a wide range of insulation applications. They have a strong local presence and are frequently recommended for both new construction and retrofit projects. Their team is experienced with various insulation types and focuses on improving home comfort and reducing energy bills.

165-A S Broad St, Pawcatuck, CT 06379 (Approx. 20 minutes from Preston)

Specialties & Features

Blown-in insulation
Attic insulation installation and upgrade
Wall insulation services

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Advanced Basement Solutions

4.6
(90 reviews)
Verified

While their name suggests a specific focus, this company offers a full suite of insulation services with particular expertise in below-grade areas. They are a go-to provider for resolving moisture and comfort issues in basements and crawl spaces, which are common concerns in the New England climate.

91 Connecticut Ave, Unit J, Norwich, CT 06360 (Approx. 10 minutes from Preston)

Specialties & Features

Basement and crawl space insulation
Insulation removal and replacement
Spray foam insulation

Business Information

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

Why These Are the Top Insulation Contractors in Preston

The insulation market in Preston and the surrounding Southeastern Connecticut region is moderately competitive, characterized by a mix of long-standing local contractors and specialized energy efficiency companies. The average quality of service is high, as contractors must be well-versed in New England's specific climate challenges and building codes. Typical pricing is in line with regional averages; for example, attic blown-in insulation can range from $1,500 to $3,500, while spray foam projects are more capital-intensive, often starting at $2,500 and exceeding $10,000 for whole-house applications. Homeowners are increasingly aware of state and utility rebates (e.g., through the Energize Connecticut program), and the top providers are typically certified to guide customers through these incentives, adding significant value to their services.

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 Preston regulations and climate

Frequently Asked Questions About Insulation in Preston

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

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

For Preston's cold Climate Zone 5, the U.S. Department of Energy recommends an attic insulation level of R-49 to R-60. This high R-Value is crucial to combat our harsh winters, retain heat efficiently, and reduce the strain on heating systems. Properly meeting this target can significantly lower annual heating bills, which is a major concern for local homeowners facing New England's energy costs.

2Are there any local or state-specific rebates or incentives in Connecticut for upgrading my home's insulation?

Yes, Connecticut homeowners can access excellent incentives through the Energize CT program, which offers rebates for air sealing and adding insulation when performed by a participating contractor. Additionally, the state sales tax exemption on home energy improvements and potential federal tax credits make upgrades more affordable. It's essential to work with a provider registered in these programs to ensure you qualify.

3When is the best time of year to schedule insulation work in Preston, and how far in advance should I book?

The ideal times are late spring (May-June) and early fall (September-October) when temperatures are mild, allowing for proper installation and air sealing. Due to high demand ahead of winter, you should contact local contractors at least 4-6 weeks in advance. Scheduling in these shoulder seasons also ensures your home is prepared for the peak heating season, maximizing comfort and savings.

4What should I look for when choosing a local Preston or New London County insulation contractor?

Always verify the contractor is licensed and insured in Connecticut. Look for specific experience with older homes common in our region, as they often have unique challenges like knob-and-tube wiring or plaster walls. Choose a provider that performs a comprehensive energy audit first and is a registered partner with Energize CT to ensure access to rebates and adherence to state performance standards.

5My older Preston home feels drafty. Is air sealing just as important as adding more insulation?

Absolutely. For Connecticut's older housing stock, air sealing is the critical first step. Adding insulation on top of significant air leaks (common in attics, basements, and around windows) is far less effective. A professional assessment will identify leaks that let Preston's cold, damp air in, ensuring your new insulation performs optimally to improve comfort and energy efficiency year-round.