The Best Insulation Contractors in Ashburnham, MA

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

#1

A+ Insulation

4.8
(180 reviews)
Verified

A highly-rated, family-owned and operated insulation contractor serving central Massachusetts and southern New Hampshire. They are a certified Mass Save® partner, which is a significant marker of credibility and expertise in local energy efficiency standards and rebates. They are known for professional crews, thorough clean-up, and expertise in a wide range of insulation types.

75 Pearson Blvd, Gardner, MA 01440 (Approx. 5 miles from Ashburnham)

Specialties & Features

Spray foam insulation
Blown-in cellulose
Attic insulation and air sealing

Business Information

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

Energy Shield of New England

4.7
(90 reviews)
Verified

A specialist contractor focused heavily on spray foam insulation and advanced air sealing techniques. They serve residential and commercial clients throughout Massachusetts, including the Ashburnham area. They emphasize building science to maximize energy efficiency and comfort.

55 John Dietsch Blvd, North Attleboro, MA 02763 (Headquarters; serves statewide including Ashburnham)

Specialties & Features

Spray foam insulation
Crawl space encapsulation
Air sealing services

Business Information

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

HomeWorks Energy

4.6
(1 reviews)
Verified

A large, well-established Mass Save® partner that is one of the most recognized energy efficiency companies in Massachusetts. They conduct thousands of no-cost Home Energy Assessments and perform subsequent insulation upgrades. Their scale allows them to offer significant rebates and financing options.

2 Constitution Way, Woburn, MA 01801 (Corporate office; serves a wide area including Ashburnham)

Specialties & Features

Energy efficiency audits
Blown-in attic insulation
Insulation removal and replacement

Business Information

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

Why These Are the Top Insulation Contractors in Ashburnham

** The insulation market in Ashburnham, MA, is characterized by high-quality, specialized contractors, though few are physically based within the town's small borders. The competitive landscape is defined by proximity to the larger Gardner, Fitchburg, and Leominster areas, with some statewide companies also providing excellent service. A key driver of the market is the **Mass Save® program**, which offers heavily discounted and sometimes no-cost insulation services to homeowners who undergo a energy audit. Contractors who are Mass Save® partners are generally considered the most reputable, as they must meet strict licensing, insurance, and training requirements. **Average Quality:** High, especially among Mass Save® partners who are well-versed in New England's specific climate challenges and building codes. **Competition Level:** Moderate. While there aren't dozens of companies, the ones that serve the area are established, professional, and compete on service quality and expertise rather than just price. **Typical Pricing:** Pricing is competitive with regional averages. For example, blown-in cellulose attic insulation for a standard home can range from $1,500 - $3,500 before rebates. Spray foam is a premium option, often costing $3,000 - $7,000+ for an attic. The Mass Save® program can cover up to 75-100% of the cost of air sealing and insulation for income-eligible households and offers 0% financing for others, making high-quality insulation upgrades very accessible.

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 Ashburnham regulations and climate

Frequently Asked Questions About Insulation in Ashburnham

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

1What are the most important insulation upgrades for my older Ashburnham home to handle our New England winters?

For Ashburnham's cold climate (Zone 5), the most impactful upgrades are typically air sealing the attic and adding attic insulation to at least R-49, followed by insulating basement rim joists and walls. Many historic homes here have little to no insulation in original walls, so blown-in cellulose or dense-pack insulation can be a great retrofit solution that also improves air tightness without major demolition. Prioritizing air sealing is crucial, as it stops the cold drafts common in our region and makes the insulation perform much more effectively.

2Are there any Massachusetts or Ashburnham-specific rebates or incentives for insulation projects?

Yes, Massachusetts offers excellent incentives primarily through the Mass Save® program, which is available to Ashburnham residents served by National Grid or Unitil. This program provides no-cost home energy assessments and heavily subsidized insulation work, often covering 75-100% of the cost for qualifying upgrades like attic, wall, and basement insulation. Additionally, there are federal tax credits for certain insulation materials. We recommend scheduling a Mass Save assessment first, as it's the foundational step to accessing these significant savings.

3When is the best time of year to install insulation in Ashburnham, and how long does it typically take?

Insulation can be installed year-round, but the ideal times in Ashburnham are late spring (May-June) and early fall (September-October) to avoid extreme attic heat in summer and to have the upgrade completed before the deep winter cold sets in. Most whole-house projects like attic air sealing and insulation or dense-packed walls take 1-3 days for a professional crew. It's wise to schedule several weeks or even months in advance, especially in fall, as local contractors book up quickly ahead of the heating season.

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

Always verify that the contractor is licensed in Massachusetts as a Home Improvement Contractor (HIC) and is an authorized Mass Save® partner—this is a key indicator of credibility and training. Ask for local references in towns like Gardner, Fitchburg, or Winchendon to see examples of their work in similar older homes. A reputable provider will insist on a thorough energy assessment before quoting and should clearly explain the recommended R-values, air sealing methods, and the expected impact on your heating bills given our specific climate.

5My house feels drafty and has ice dams on the roof every winter. Can insulation really help with that?

Absolutely. Ice dams are a common problem in Ashburnham and are directly caused by heat loss from a poorly insulated and air-sealed attic, which melts snow unevenly. The primary solution is comprehensive attic air sealing (to stop warm, moist air from the house below from entering the attic) and boosting attic floor insulation to at least R-49. This keeps the attic space cold, prevents snow melt, and eliminates the conditions that cause ice dams, while also making your entire home feel less drafty and more comfortable.