The Best Insulation Contractors in North Brunswick, NJ

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

#1

GreenTech Energy Solutions

4.8
(240 reviews)
Verified

A highly-rated, full-service energy conservation company specializing in advanced insulation and air sealing solutions. They are known for their expertise in spray foam and their thorough energy audits, often helping clients access state and utility rebates.

10 Corporate Pl S, Piscataway, NJ 08854 (Approx. 4 miles from North Brunswick)

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

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

Basement Waterproofing NJ & Foundation Repair

4.7
(180 reviews)
Verified

While their name emphasizes waterproofing, this company offers a comprehensive suite of insulation services, particularly for below-grade areas. They are a go-to provider for basement, crawl space, and wall insulation, often combined with moisture control solutions.

1007 US-1, North Brunswick, NJ 08902

Specialties & Features

Basement and crawl space insulation
Wall insulation services
Insulation removal and replacement

Business Information

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

A. G. Waterproofing & Insulation

4.6
(110 reviews)
Verified

A well-established contractor with a strong focus on combining effective moisture management with high-performance insulation. They are experts in both blown-in attic insulation and creating dry, insulated, and energy-efficient crawl spaces and basements.

5 Lexington Ave, Edison, NJ 08817 (Approx. 5 miles from North Brunswick)

Specialties & Features

Crawl space insulation
Blown-in insulation installation
Attic insulation installation and upgrade

Business Information

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

Why These Are the Top Insulation Contractors in North Brunswick

** The insulation market in North Brunswick, NJ, is competitive and characterized by a mix of specialized energy auditors and broader home performance contractors. Due to the age of many homes in the area (often built before modern energy codes), there is high demand for attic upgrades, air sealing, and basement/crawl space insulation to improve comfort and reduce high energy costs associated with PSE&G utility bills. The average competition level is moderate to high, ensuring that quality and customer service are key differentiators. Typical pricing varies significantly by project type: a basic attic blown-in insulation job can range from $1,500 - $3,500, while a full home spray foam application can cost $10,000+. A critical factor in this market is the widespread availability of rebates and financing through New Jersey's Clean Energy Program (NJCEP), which top contractors are proficient at navigating for their clients. Consumers are generally well-informed and expect contractors to be knowledgeable about these financial incentives.

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 North Brunswick regulations and climate

Frequently Asked Questions About Insulation in North Brunswick

Get answers to common questions about insulation services in North Brunswick, New Jersey.

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

For our humid summers and cold winters, blown-in cellulose or fiberglass is often the most effective choice for attics in North Brunswick. These materials provide excellent thermal resistance (R-value) and can be densely packed to minimize air leakage, which is crucial for managing both summer humidity and winter heat loss. We typically recommend achieving an R-value of R-49 to R-60 in the attic, as per DOE guidelines for our climate zone (Zone 4A).

2How much does attic insulation typically cost for a North Brunswick home?

For a standard 1,500 sq. ft. attic in North Brunswick, the cost for professional blown-in insulation installation typically ranges from $1,500 to $3,500, depending on material, existing insulation, and the target R-value. It's important to note that New Jersey offers sales tax exemptions on qualifying insulation materials and labor, and there are often state and utility (like PSE&G) rebate programs that can significantly offset this cost, making it a strong investment.

3When is the best time of year to install insulation in North Brunswick?

While insulation can be installed year-round, the ideal times in North Brunswick are late spring (April-May) and early fall (September-October). These periods typically offer milder temperatures, making it more comfortable for installers to work in your attic and allowing for proper ventilation during the installation. Scheduling during these shoulder seasons also helps you prepare your home's thermal envelope before the peak heating and cooling demands of our New Jersey summer and winter.

4What should I look for when choosing a local North Brunswick insulation contractor?

Always verify that the contractor is licensed and insured in New Jersey. Look for companies with specific experience in our area who understand local building codes and the nuances of older homes common in Middlesex County. Crucially, choose a provider that conducts a thorough energy audit or inspection first, as air sealing (addressing gaps around pipes, wires, and chimneys) is just as important as the insulation itself for efficiency in our climate.

5My older North Brunswick home feels drafty. Will new insulation alone solve my comfort issues?

Not always. In many older homes in North Brunswick, air leakage is the primary culprit for drafts and high energy bills. A comprehensive approach is essential: a professional should first perform air sealing on the attic floor, basement rim joists, and around windows and doors. *Then*, adding new insulation will be fully effective. This two-step process is critical for maximizing comfort and meeting the performance standards of modern energy codes in New Jersey.