The Best Insulation Contractors in South Newbury, NH

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

#1

ReVision Energy

4.8
(500 reviews)
Verified

While renowned as a leading solar installer, ReVision Energy has a robust Energy Performance division that provides comprehensive home energy upgrades. Their "whole-home" approach is a key strength, often starting with a detailed energy audit. They expertly combine air sealing and insulation upgrades with renewable energy systems to maximize home efficiency and comfort. They are a certified installer of leading products like CertainTeed insulation.

17 Roulston Rd, North Andover, MA 01845 (Note: This is their closest warehouse/sales office, serving Southern NH and Northern MA)

Specialties & Features

Energy efficiency audits
Air sealing services
Blown-in insulation installation

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

Granite State Insulation

4.7
(150 reviews)
Verified

A highly-rated, specialized insulation contractor serving New Hampshire, including the Sullivan County region. They focus exclusively on insulation and air sealing, which gives them deep expertise in the field. They offer a wide range of insulation types and are known for their professional crews and clean installations. They are well-versed in modern building science principles.

52 Chenell Dr, Concord, NH 03301 (Serves a wide area including the South Newbury region)

Specialties & Features

Spray foam insulation
Blown-in insulation installation
Basement and crawl space insulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Monadnock Insulation Services

4.6
(80 reviews)
Verified

A well-established, local contractor based in the nearby Monadnock Region, known for personalized service and expertise in both new construction and retrofit projects. They have a strong reputation for tackling complex insulation challenges in older New England homes, making them a good fit for the historic character found in towns like South Newbury.

54 Jaffrey Rd, Peterborough, NH 03458 (Serves the southwestern NH area, including Sullivan County)

Specialties & Features

Attic insulation installation and upgrade
Insulation removal and replacement
Wall insulation services

Business Information

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

Why These Are the Top Insulation Contractors in South Newbury

** The insulation market serving South Newbury, NH, is characterized by a reliance on reputable regional contractors rather than hyper-local businesses, which is typical for rural New England towns. The competition level is moderate but consists of established, high-quality providers. Homeowners in this area are often focused on improving energy efficiency due to the cold climate and the prevalence of older, drafty homes, driving demand for comprehensive air sealing and insulation upgrades. The average quality of service is high, as the contractors who survive and thrive in this market tend to be well-established, licensed, insured, and knowledgeable about local building codes and the specific challenges of insulating New England homes (e.g., moisture management, historic building materials). Typical pricing is competitive but reflects the premium for professional, certified work. For a standard attic air sealing and blown-in cellulose insulation project, homeowners can expect a range of **$2,500 - $5,000+,** while more complex projects involving spray foam or full-home retrofits can easily range from **$8,000 - $20,000+**. It is highly recommended that homeowners seek multiple quotes and inquire about available rebates from state programs like NHSaves, which these top-tier providers are typically well-versed in.

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 Newbury regulations and climate

Frequently Asked Questions About Insulation in South Newbury

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

1What is the best type of insulation for my older home in South Newbury, given our cold winters?

For South Newbury's climate (Zone 6A), with long, cold winters, air sealing combined with dense-pack cellulose or spray foam in walls and attics is highly effective for older homes. These materials provide excellent thermal resistance (R-value) and critically reduce air infiltration, which is a major source of heat loss in historic New England homes. Blown-in cellulose is a popular, cost-effective choice that also offers good fire resistance and sound dampening.

2When is the optimal time of year to schedule insulation work in South Newbury?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather which is crucial for certain insulation materials to cure properly and for effective air sealing. Scheduling during these shoulder seasons also ensures the work is completed before the peak heating season, allowing you to maximize energy savings during our harsh New Hampshire winter, and helps you avoid the busy contractor schedules of deep summer and late fall.

3Are there any local New Hampshire or South Newbury-specific rebates or incentives for insulation upgrades?

Yes, New Hampshire homeowners should first explore the "Home Energy Assistance" programs through NHSaves, which offers rebates for insulation and air sealing work performed by their registered contractors. Additionally, check with your local utility, like Eversource or Unitil, for specific incentives. It's also wise to inquire at the South Newbury Town Hall about any small-scale local energy efficiency initiatives that may occasionally be available.

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

Prioritize contractors who are licensed and insured in New Hampshire and have specific experience with homes in our region. Ask for local references in nearby towns like Newbury or Sutton, and verify they perform a pre-installation energy audit (often a blower door test) to identify precise problem areas. A reputable provider will also help you navigate the NHSaves rebate process and should be knowledgeable about the specific challenges of insulating New England's varied home constructions.

5My house feels drafty and my energy bills are high. Should I add more insulation or focus on air sealing first?

In South Newbury, air sealing is almost always the first and most critical step. Our windy climate can drive cold air through tiny cracks and gaps, making even thick insulation ineffective. A professional assessment will target leaks in attics, basements, and around windows and doors. Once the building envelope is sealed, adding or upgrading insulation (like in the attic to at least R-49) will then perform optimally, leading to significant comfort improvements and lower heating costs.