The Best Insulation Contractors in South Walpole, MA

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

#1

Boston Insulation

4.8
(200 reviews)
Verified

Boston Insulation is a leading energy efficiency specialist serving the South Walpole area. They are a Mass Save® partner, which is a critical credential in this market, allowing them to perform official energy audits and administer significant rebates and zero-interest HEAT loans. Their team is highly trained in comprehensive home performance upgrades.

100 Morse Street, Norwood, MA 02062 (Serves South Walpole)

Specialties & Features

Energy Efficiency Audits
Spray Foam Insulation
Air Sealing Services

Business Information

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

Commonwealth Insulation

4.7
(150 reviews)
Verified

Commonwealth Insulation focuses heavily on retrofitting existing homes with modern insulation solutions. They are known for their expertise in blown-in cellulose and fiberglass, making them a top choice for attic insulation upgrades and wall insulation in older homes in the South Walpole area. They also offer insulation removal services.

33 Riverside Ave, Medway, MA 02053 (Serves South Walpole)

Specialties & Features

Blown-In Insulation Installation
Attic Insulation Upgrade
Insulation Removal and Replacement

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

A+ Insulation

4.6
(90 reviews)
Verified

A+ Insulation provides a wide array of insulation services with a strong focus on improving home comfort and reducing energy bills. They are particularly adept at handling more complex projects that include basement and crawl space encapsulation, in addition to standard attic and wall insulation.

14 Pearl Street, Medway, MA 02053 (Serves South Walpole)

Specialties & Features

Basement and Crawl Space Insulation
Wall Insulation Services
Spray Foam Insulation

Business Information

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

Why These Are the Top Insulation Contractors in South Walpole

The insulation market in South Walpole, and the broader Norfolk County area, is mature and highly competitive, driven by Massachusetts's strict energy codes and the widely promoted Mass Save® program. The average quality of service is high, as contractors must meet specific standards to become and remain Mass Save® partners. This program heavily influences consumer behavior, with most reputable providers being partners to offer audits and rebates. Competition is strong among the top-tier contractors, who differentiate themselves through specialized expertise (e.g., historic homes, complex spray foam applications) and customer service. Typical pricing is above the national average due to the high cost of living and stringent regulatory environment. For a standard attic blown-in insulation job, homeowners can expect to pay between $1,500 and $3,500 before rebates, which can often cover 75-100% of the cost. More complex projects like full-house spray foam or basement encapsulation can range from $5,000 to $15,000+. The market is dominated by regional specialists rather than national chains, with a strong emphasis on technical knowledge and certification.

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 South Walpole regulations and climate

Frequently Asked Questions About Insulation in South Walpole

Get answers to common questions about insulation services in South Walpole, Massachusetts.

1What is the best type of insulation for my attic in South Walpole, given our local climate?

For our cold Massachusetts winters and humid summers, blown-in cellulose or fiberglass insulation is highly recommended for attics. These materials provide excellent thermal resistance (R-value) and can be densely packed to minimize air leaks. Achieving a high R-value (often R-49 to R-60 for attics in our climate zone) is crucial for energy efficiency and comfort year-round in South Walpole.

2Are there any Massachusetts or local rebates or incentives for upgrading my home's insulation?

Yes, Massachusetts offers excellent incentives primarily through the Mass Save® program. South Walpole homeowners can qualify for heavily subsidized energy assessments and rebates that cover up to 75-100% of insulation project costs for eligible upgrades. These incentives are designed to help meet the state's energy efficiency goals and can dramatically reduce your out-of-pocket expense.

3When is the ideal time of year to have insulation installed in South Walpole?

While insulation can be installed year-round, late summer and early fall are often ideal. This timing allows you to prepare your home for the harsh New England winter while avoiding the peak contractor booking season. Scheduling during this window also ensures any necessary air sealing work is completed before cold drafts become a problem, maximizing your winter comfort and savings.

4How do I choose a reputable insulation contractor in the South Walpole area?

Always choose a contractor that is licensed, insured, and, most importantly, a Mass Save® participating partner. This ensures they are qualified to perform work that complies with state building codes and can facilitate your rebates. Check for local reviews, ask for references from South Walpole or nearby towns, and verify they provide detailed assessments and quotes that include air sealing, which is critical in our climate.

5My older South Walpole home feels drafty. Will adding insulation to the walls alone solve this?

Not entirely. In older New England homes, air sealing is the critical first step before adding insulation. Gaps, cracks, and leaks around windows, sill plates, and wiring penetrations are common sources of drafts that insulation alone won't stop. A comprehensive approach that includes air sealing and then adding dense-pack cellulose or injection foam into wall cavities is the most effective solution for improving comfort and efficiency.