The Best Insulation Contractors in Plainfield, NH

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

#1

ReVision Energy

4.8
(250 reviews)
Verified

A leading energy services company in New England that specializes in comprehensive home energy solutions. While renowned for solar, their insulation and air sealing division is highly professional and focuses on creating a tight building envelope to maximize energy efficiency and comfort. They are experts in leveraging modern insulation techniques and often integrate their work with other energy systems.

17 Roulston Rd, North Branch, NH 03262 (This is their closest NH branch, serving the Plainfield area)

Specialties & Features

Spray foam insulation
Air sealing services
Energy efficiency audits

Business Information

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

Dr. Energy Saver Southern New Hampshire & Upper Valley

4.7
(180 reviews)
Verified

Part of a national network of energy efficiency specialists, this local franchise has a strong reputation for diagnostic-driven solutions. They begin with energy audits to identify specific problems and then provide targeted insulation and air sealing services. Their approach is very systematic and customer-education focused.

284 N. Broadway, Salem, NH 03079 (Services a wide area including Sullivan County and the Upper Valley)

Specialties & Features

Energy efficiency audits
Insulation removal and replacement
Basement and crawl space insulation

Business Information

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

A+ Insulation

4.6
(90 reviews)
Verified

A well-regarded local contractor specializing specifically in insulation. They offer a wide range of insulation types and are known for their quality installation in both new construction and existing homes. They have strong customer reviews for professionalism and effectiveness in improving home comfort.

241 W Swanzey Rd, East Swanzey, NH 03446 (Services the Southwestern NH and Upper Valley region, including Plainfield)

Specialties & Features

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

Business Information

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

Why These Are the Top Insulation Contractors in Plainfield

** The insulation market in and around Plainfield, NH, is characterized by a reliance on regional contractors from larger nearby towns like Claremont, Lebanon, and Keene, as well as companies from Southern NH that service the broader region. The market is moderately competitive, with a mix of specialized insulation-only companies and full-service energy auditors. Quality is generally high, as New Hampshire's climate demands effective insulation, and contractors are typically well-versed in local building codes and potential energy rebates from utilities like Liberty Utilities or New Hampshire Saves. Typical pricing for a full attic insulation job with blown-in cellulose can range from $1,500 to $3,500, while spray foam projects are significantly more expensive, often starting at $3,000 and going up to $10,000+ for comprehensive applications. Homeowners are increasingly seeking energy audits first to qualify for rebates and to ensure their insulation investment is precisely targeted.

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 Plainfield regulations and climate

Frequently Asked Questions About Insulation in Plainfield

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

1What is the most important type of insulation for my Plainfield home, given our local climate?

For Plainfield's cold New Hampshire winters, with average lows in the teens, attic insulation is the most critical and cost-effective upgrade. Heat rises, and a poorly insulated attic allows significant heat loss. We recommend achieving at least R-49 to R-60 in your attic, typically using blown-in cellulose or fiberglass, to dramatically reduce heating bills and improve comfort. Proper air sealing in the attic is also essential to prevent warm, moist indoor air from causing ice dams on your roof.

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

Yes, New Hampshire homeowners can access significant incentives through the NHSaves program, which is funded by the state's utility companies. These include rebates for air sealing and adding insulation, particularly in attics and basements, which can cover a substantial portion of the project cost. We strongly recommend checking the NHSaves website for current offers and working with a participating contractor who can help you navigate the application process to maximize your savings.

3When is the best time of year to schedule insulation work in Plainfield?

The ideal time is during the late spring, summer, and early fall (May through October). This allows for comfortable working conditions in your attic and ensures the project is completed before the harsh winter sets in. While insulation can be installed year-round, scheduling during the off-peak seasons often provides greater availability and can sometimes lead to scheduling flexibility with your contractor. Avoid the peak of winter if possible, as attic work can be extremely cold and may temporarily affect your home's heat retention.

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

Always choose a contractor who is licensed and insured in New Hampshire. Look for local companies with strong references in the Upper Valley region and specific experience with older New England homes, which are common in Plainfield. Ensure they perform a thorough energy audit or assessment before providing a quote and that they are a participating contractor with NHSaves to guarantee they meet program standards. Avoid contractors who give quotes over the phone without an on-site inspection.

5My older Plainfield home has stone walls. Can they be effectively insulated, and how?

Yes, but insulating historic stone or masonry walls requires specialized techniques to avoid trapping moisture and causing damage. The most common and effective method for existing walls is installing interior rigid foam insulation boards with a proper air and vapor barrier, or using injected foam systems designed for masonry cavities. It is crucial to consult with a contractor experienced in historic New England homes to ensure the solution manages moisture properly, preserves the home's character, and complies with best practices for our humid summers and cold winters.