The Best Insulation Contractors in Union, NJ

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

#1

Greenhouse Insulation & Energy Solutions

4.8
(180 reviews)
Verified

A highly-rated, specialized provider focusing on comprehensive home performance and energy efficiency. They are known for their expertise in spray foam and their whole-house approach, which includes detailed energy audits and air sealing to maximize the effectiveness of their insulation work.

1250 Morris Ave, Union, NJ 07083

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Marlboro Insulation

4.7
(240 reviews)
Verified

A well-established family-owned business with a strong reputation across New Jersey. They offer a wide range of insulation types and are particularly praised for their work in attics and crawl spaces. Their longevity in the business speaks to their reliability and consistent service quality.

1120 St. Georges Ave, Avenel, NJ 07001 (Serves Union and surrounding areas)

Specialties & Features

Attic insulation installation and upgrade
Blown-in insulation installation
Basement and crawl space insulation

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#3

A.M. Shield Waterproofing & Insulation

4.6
(150 reviews)
Verified

This company offers a strong combination of insulation and waterproofing services, making them an excellent choice for basement and foundation insulation projects. They are a certified installer for major brands and are well-versed in addressing moisture-related issues that are critical for effective insulation.

55 Jackson Dr, Randolph, NJ 07869 (Serves the entire Northern NJ area, including Union)

Specialties & Features

Basement and crawl space insulation
Spray foam insulation
Insulation removal and replacement

Business Information

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

Why These Are the Top Insulation Contractors in Union

** The insulation market in Union, New Jersey, is competitive and service-rich, driven by the area's mix of historic and modern homes and the state's strong incentives for energy efficiency. The average quality of providers is high, with several established companies holding key certifications like BPI (Building Performance Institute) and being accredited by the BBB. Competition is robust, which generally benefits consumers through competitive pricing and a focus on customer service. Typical pricing varies significantly based on the project scope and insulation material. As a rough guide: * **Blown-in Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (closed-cell):** $1.50 - $3.00 per board foot * **Wall Insulation (blown-in):** $1,000 - $3,500 per wall * **Energy Audit:** $300 - $600 Homeowners in Union should inquire about available rebates and financing options through the New Jersey Clean Energy Program (NJCEP), which many of the top-tier providers are qualified to administer.

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 Union regulations and climate

Frequently Asked Questions About Insulation in Union

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

1What are the most important types of insulation for my Union, NJ home, given our local climate?

For our humid summers and cold winters, the priority is creating a continuous thermal and air barrier. We highly recommend air sealing combined with attic insulation (typically blown-in cellulose or fiberglass to achieve R-49 to R-60) and insulating basement rim joists. Properly insulating these key areas prevents heat loss in winter, reduces humidity ingress in summer, and is crucial for managing our specific seasonal swings.

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

Costs vary significantly by project scope, but for a standard 1,500 sq ft attic, blown-in insulation can range from $1,500 to $3,500. Spray foam is more expensive but offers superior air sealing. Local factors like the age of your home (many in Union are mid-20th century), attic accessibility, and the need for old insulation removal influence the final price. Always get itemized estimates from local contractors.

3Are there any New Jersey or Union-specific rebates or incentives for upgrading my insulation?

Yes. The New Jersey Clean Energy Program (NJCEP) offers rebates for air sealing and insulation improvements through its Home Performance with ENERGY STAR program. Union homeowners can also access federal tax credits for certain insulation materials. A reputable local installer will be certified by NJCEP and can guide you through the application process to maximize your savings.

4When is the best time of year to have insulation installed in Union, and how long does it take?

Fall and spring are ideal, as attic temperatures are moderate, allowing for proper installation and material performance. However, professional insulation can be installed year-round. Most single-area projects like an attic or basement are completed in 1-2 days. Scheduling in advance is wise, as these seasons are busy for local contractors preparing homes for winter or summer.

5What should I look for when choosing an insulation contractor in Union, NJ?

First, verify they are licensed and insured in New Jersey. Crucially, choose a contractor certified by the Building Performance Institute (BPI) and participating in the NJCEP program, as this ensures they understand whole-house science and local standards. Ask for local references in Union and check reviews. Avoid those who quote a price over the phone without a thorough, in-person assessment of your home's specific needs.