The Best Insulation Contractors in Allentown, NJ

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

#1

Koala Insulation of Central New Jersey

4.8
(150 reviews)
Verified

A highly-rated franchise known for its comprehensive approach to home performance. They specialize in a wide range of insulation services and emphasize energy efficiency and air sealing to create a complete thermal envelope for homes.

1007 Industrial Way North, Toms River, NJ 08755 (Serves Allentown and Central NJ)

Specialties & Features

Spray foam insulation
Blown-in insulation
Insulation removal and replacement

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#2

All American Insulation

4.7
(80 reviews)
Verified

A local contractor with a strong focus on both residential and commercial insulation. They are praised for their professional crews, clear communication, and expertise in modern insulation techniques like dense-pack cellulose and spray foam.

125 Klockner Rd, Trenton, NJ 08619 (Serves the Greater Trenton area, including Allentown)

Specialties & Features

Wall insulation services
Attic insulation installation and upgrade
Energy efficiency audits

Business Information

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

GreenTech Energy Solutions

4.6
(120 reviews)
Verified

While offering a full suite of energy-saving services, their insulation division is robust and well-regarded. They are a Building Performance Institute (BPI) certified company, which underscores their commitment to whole-home energy efficiency and proper installation techniques.

1308 Hylton Rd, Pennsauken, NJ 08110 (Serves Allentown and a wide area of NJ & PA)

Specialties & Features

Air sealing services
Basement and crawl space insulation
Energy efficiency audits

Business Information

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

Why These Are the Top Insulation Contractors in Allentown

The insulation market in Allentown, NJ, and its surrounding Monmouth and Mercer County areas is competitive and service-oriented. Due to Allentown's older housing stock mixed with new construction, there is consistent demand for insulation upgrades, particularly attic and basement insulation to combat New Jersey's humid summers and cold winters. The average quality of contractors is high, with several established, licensed, and insured players dominating the market. **Competition Level:** Moderate to High. Homeowners have multiple reputable options, which helps keep pricing competitive and service quality high. **Typical Pricing:** Costs are in line with regional averages. As a rough guide: * **Attic Blown-In Fiberglass:** $1,500 - $2,800 * **Spray Foam Insulation (Open Cell):** $1.00 - $1.50 per board foot * **Spray Foam Insulation (Closed Cell):** $1.25 - $2.00 per board foot * **Wall Insulation (Dense-Pack):** $1.50 - $3.00 per square foot of wall Many providers offer free estimates and are knowledgeable about New Jersey-specific rebates and incentives, such as those available through the New Jersey Clean Energy Program (NJCEP), which can significantly offset the cost of energy efficiency upgrades.

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 Allentown regulations and climate

Frequently Asked Questions About Insulation in Allentown

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

1What are the most important insulation upgrades for Allentown, NJ homes given our local climate?

For Allentown's humid continental climate with cold winters and hot, humid summers, the most impactful upgrades are air sealing and attic insulation. Properly air sealing your attic floor and adding cellulose or blown-in fiberglass to achieve an R-Value of R-49 to R-60 is critical to prevent heat loss in winter and reduce cooling costs in summer. Additionally, insulating basement rim joists and crawl spaces helps combat cold floors and moisture issues common in our region.

2How much does insulation installation typically cost for a home in Allentown?

Costs vary based on material, home size, and area insulated, but for a standard Allentown home, expect to pay between $1,500 to $4,500 for a professional attic insulation project. Blown-in cellulose is often a cost-effective and high-performance choice for our area. It's important to get multiple itemized quotes from local contractors, as pricing can be influenced by regional material availability and New Jersey's overall higher cost of labor and living.

3Are there any New Jersey-specific rebates or incentives for improving home insulation?

Yes, New Jersey homeowners have excellent incentive programs. The primary program is through the New Jersey Clean Energy Program (NJCEP), which offers rebates for air sealing and adding insulation that meets specific performance standards. Additionally, PSE&G and other local utilities may offer complementary incentives. It's crucial to use a NJCEP-registered contractor to qualify, and they can help you navigate the application process.

4What should I look for when choosing an insulation contractor in the Allentown area?

Always verify the contractor is licensed and insured in New Jersey. Look for companies that are NJCEP-registered to ensure they understand the latest state performance standards and can help you access rebates. Ask for local references in Burlington County and check reviews specifically about their air sealing practices, as this is a critical step often overlooked. A reputable contractor will perform a thorough energy audit or assessment before providing a quote.

5What is the best time of year to schedule insulation work in Allentown?

While insulation can be installed year-round, the ideal times are late spring (April-May) and early fall (September-October). These periods typically offer mild, dry weather in New Jersey, which is optimal for attic work and allows for proper ventilation during installation. Scheduling during these shoulder seasons also helps you prepare your home for peak heating and cooling demands, and you may find greater contractor availability compared to the busy summer and late-fall rush.