The Best Insulation Contractors in Milton, NH

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

#1

Northeast Remediation Experts Inc.

4.8
(180 reviews)
Verified

A highly respected, full-service environmental and insulation contractor based in nearby Rochester. They are known for professional, high-quality work and specialize in creating energy-efficient, healthy, and comfortable homes. Their team is expertly trained in advanced insulation and air sealing techniques.

36 Old Farm Shop Rd, Rochester, NH 03867

Specialties & Features

Spray foam insulation
Insulation removal and replacement
Air sealing services

Business Information

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

Evergreen Home Performance

4.7
(90 reviews)
Verified

Focuses on comprehensive home performance upgrades to improve energy efficiency, comfort, and indoor air quality. They are well-regarded for their diagnostic approach, starting with energy audits to identify the root causes of problems before proposing solutions like insulation and air sealing.

25C Industrial Way, Dover, NH 03820

Specialties & Features

Energy efficiency audits
Blown-in insulation installation
Basement and crawl space insulation

Business Information

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

A+ Insulation

4.6
(70 reviews)
Verified

A dedicated insulation contractor serving the Seacoast New Hampshire and Southern Maine region. They offer a wide range of insulation services for both new construction and existing homes, with a strong focus on attic and wall insulation solutions using materials like cellulose and fiberglass.

18 Union St, Suite 301, Rochester, NH 03867

Specialties & Features

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

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Milton

** The insulation market serving Milton, NH, is characterized by a small number of highly specialized regional contractors rather than a high volume of local competitors. The top providers are typically based in the larger commercial hubs of Rochester and Dover, which are within a 15-20 minute drive. This creates a competitive environment where reputation, quality of work, and professional certifications are paramount. The average quality of service is high, as these companies must adhere to New Hampshire building codes and often pursue additional certifications (like BPI - Building Performance Institute) to stand out. They are well-versed in the specific climate challenges of New England and are knowledgeable about available rebate programs from utilities like Liberty Utilities or NH Saves. Typical pricing is competitive with regional averages. For standard blown-in attic insulation, homeowners might expect to pay between **$1,500 - $3,500**, depending on the square footage and existing conditions. Spray foam insulation is a premium service, with costs ranging from **$3,500 to $7,500+** for an average attic due to superior performance and material costs. Most reputable companies provide free, detailed estimates to help homeowners understand the scope and investment required for their specific project.

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 Milton regulations and climate

Frequently Asked Questions About Insulation in Milton

Get answers to common questions about insulation services in Milton, New Hampshire.

1What are the most important insulation upgrades for my Milton home given our local climate?

For Milton's cold New Hampshire winters, prioritizing air sealing and attic insulation is critical. We recommend achieving at least R-49 to R-60 in your attic with blown-in cellulose or fiberglass to prevent significant heat loss. Properly insulating basement rim joists and crawlspaces is also vital to combat drafts and cold floors common in our region.

2Are there any local rebates or incentives in New Hampshire for insulation improvements?

Yes, New Hampshire homeowners can access significant incentives through the NHSaves program, which is funded by a charge on utility bills. For example, you can receive rebates for adding insulation to meet specific R-value targets. It's crucial to use a participating NHSaves contractor who will perform the required pre- and post-installation energy assessments to qualify.

3When is the best time of year to get insulation installed in Milton?

While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer milder weather, making it easier for contractors to perform air sealing and attic work comfortably. Scheduling during these shoulder seasons also ensures your home is prepared before Milton's harsh winter sets in, and you may find better contractor availability than in peak summer or deep winter.

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

Always verify that the contractor is licensed and insured to work in New Hampshire. Look for local companies with strong experience in our climate and ask for references from past Milton-area projects. A reputable provider should also be well-versed in the NHSaves program requirements and offer a detailed assessment, not just a generic quote.

5My older Milton home feels drafty. Will adding insulation alone solve the problem?

Not entirely. In older New England homes, air leakage is often the primary issue. A comprehensive approach that combines air sealing (caulking, spray foam at penetrations, weatherstripping) with adding insulation is necessary for real comfort and efficiency gains. A professional energy audit or assessment is the best first step to identify the specific leaks and insufficient insulation in your unique home.