The Best Insulation Contractors in Coventry, CT

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

#1

Willimantic Waste Paper Co., Inc. (Doing business as **WWS Plumbing, Heating & Air**)

4.8
(150 reviews)
Verified

A long-standing, family-owned plumbing and HVAC company that has expanded to become a leading provider of home performance and insulation services in Eastern Connecticut. They are a certified ENERGY STAR® Partner and specialize in comprehensive energy solutions, including insulation and air sealing.

65 South Front St, Willimantic, CT 06226

Specialties & Features

Spray foam insulation
Blown-in insulation
Energy efficiency audits

Business Information

Years in Business:70 years
Licensed:Yes
Insured:Yes
#2

Supreme Insulation Co.

4.7
(80 reviews)
Verified

A dedicated insulation contractor serving both residential and commercial clients across Connecticut. They are well-regarded for their expertise in various insulation types and their focus on improving home energy efficiency. They often work in tandem with other contractors for whole-home performance.

49 John Dietsch Blvd, Attleboro Falls, MA 02763 (Serves CT, including Coventry)

Specialties & Features

Blown-in insulation
Basement and crawl space insulation
Insulation removal and replacement

Business Information

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

Aardvark Professional Insulators

4.6
(60 reviews)
Verified

A specialized insulation company focused exclusively on insulation installation, removal, and air sealing. They are known for their professional crew and clean work, handling projects from simple attic upgrades to complex new construction and retrofit jobs.

50 Taylor Reed Place, Suite 5, Manchester, CT 06042

Specialties & Features

Attic insulation installation and upgrade
Wall insulation services
Air sealing services

Business Information

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

Why These Are the Top Insulation Contractors in Coventry

The insulation market in and around Coventry, CT, is characterized by a mix of large, full-service home performance companies and smaller, specialized insulation contractors. Due to Coventry's rural/suburban nature and older housing stock, there is a consistent demand for insulation upgrades driven by goals of improving comfort and reducing high heating costs, especially during New England winters. The competition is moderate, with a few highly-rated regional players dominating the market. Homeowners are increasingly seeking out providers who offer energy audits and air sealing as part of a comprehensive solution, often taking advantage of state and utility rebates like those from the Energize CT program. Typical pricing is in line with regional averages, with attic blown-in insulation projects ranging from $1,500 to $3,500 and spray foam projects being a more significant investment starting at $3,000 and going much higher depending on scope. The most successful contractors are those who are not only skilled installers but also knowledgeable about local building codes and available energy efficiency incentives.

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 Coventry regulations and climate

Frequently Asked Questions About Insulation in Coventry

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

1What is the recommended insulation level (R-Value) for attics in Coventry, CT homes?

For Coventry's humid continental climate with cold winters and warm summers, the U.S. Department of Energy recommends an attic insulation level of R-49 to R-60. This is typically achieved with about 16-20 inches of blown-in cellulose or fiberglass. Proper attic insulation is critical here to combat significant heat loss in winter and heat gain in summer, directly impacting your heating oil or propane bills.

2Are there any local or state-specific rebates or incentives for insulation upgrades in Coventry?

Yes, Coventry homeowners should first explore the EnergizeCT Home Energy Solutions program, which offers subsidized energy assessments and incentives for air sealing and insulation. Additionally, Eversource and UI provide rebates for adding insulation to meet recommended R-values. Always check with your insulation contractor, as they are typically well-versed in the latest state and utility incentives available.

3When is the best time of year to get insulation installed in my Coventry home?

While insulation can be installed year-round, late summer and early fall (August-October) are ideal in Coventry. This timing allows you to prepare your home for the harsh winter ahead, and contractors' schedules are more flexible before the seasonal rush. Interior projects like basement rim joists can be done in winter, but attic work is best avoided during peak summer heat or winter cold for crew safety and effectiveness.

4How do I choose a reliable insulation contractor in the Coventry area?

Always verify that the contractor is licensed and insured in Connecticut. Look for local companies with strong references in Tolland County and ask if they are a certified installer for major insulation manufacturers (like Owens Corning). A reputable Coventry-area contractor will provide a detailed energy audit or assessment, explain local code requirements, and clearly outline the work scope and warranty before starting.

5My older Coventry home is drafty. Should I focus on adding more insulation or air sealing first?

Air sealing is the critical first step, especially in older New England homes where gaps in attics, basements, and around windows are common. Adding insulation on top of significant air leaks is less effective and can trap moisture, leading to mold or rot in our climate. A professional assessment will identify key leakage areas; sealing them, then adding insulation, provides the best comfort and energy savings.