The Best Insulation Contractors in Glenwood, NJ

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

#1

Master Seal Insulation

4.8
(180 reviews)
Verified

A highly-rated, family-owned and operated insulation specialist serving Northwest New Jersey. They are known for their professionalism, expertise in high-performance spray foam and cellulose insulation, and their focus on whole-home energy efficiency solutions, including air sealing.

10 Park Pl, Butler, NJ 07405 (Approximately 20 miles from Glenwood)

Specialties & Features

Spray foam insulation
Attic insulation upgrades
Air sealing

Business Information

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

All County Energy Solutions

4.7
(120 reviews)
Verified

This company specializes in comprehensive energy efficiency upgrades, making them an excellent choice for projects that include an energy audit. They offer a wide range of insulation services and are well-versed in local utility rebate programs.

14 Old Brook Valley Rd, Lebanon, NJ 08833 (Approximately 25 miles from Glenwood)

Specialties & Features

Energy efficiency audits
Blown-in cellulose insulation
Insulation removal and replacement

Business Information

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

Green House Solar & Insulation

4.6
(90 reviews)
Verified

While they also handle solar, their insulation division is robust and well-regarded. They are a strong option for homeowners looking to bundle insulation with other energy-saving measures. They provide expert installation of batt, blown, and spray foam insulation.

25 E Main St, Rockaway, NJ 07866 (Approximately 25 miles from Glenwood)

Specialties & Features

Basement and crawl space insulation
Wall insulation
Blown-in insulation

Business Information

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

Why These Are the Top Insulation Contractors in Glenwood

** The insulation market in the Glenwood/Vernon Township area is characterized by a reliance on regional contractors from nearby population centers like Newton, Hackettstown, and Morris County. The competition is moderate, with a mix of general contractors and specialized insulation firms. The quality of service is generally high, as companies serving this region must be knowledgeable about the specific climate challenges of Northwest New Jersey, including cold winters and humid summers, which demand effective air sealing and high R-value insulation. Typical pricing is competitive with the broader North Jersey market. For a standard attic blown-in cellulose job, homeowners can expect to pay between **$1,500 and $3,500**, depending on square footage and existing conditions. Spray foam insulation is a premium option, with costs ranging from **$2.00 to $4.50 per board foot** for closed-cell foam. A significant factor in this market is the availability of rebates and incentives from New Jersey's Clean Energy Program (NJCEP), which many of the top providers are certified to administer, helping to offset the cost of energy efficiency upgrades. It is highly recommended to obtain at least two quotes and verify NJ state licensing before proceeding with any contractor.

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 Glenwood regulations and climate

Frequently Asked Questions About Insulation in Glenwood

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

1What is the best type of insulation for my home in Glenwood, NJ, considering our local climate?

For Glenwood's humid summers and cold winters, a combination approach is often best. We typically recommend spray foam for air sealing and high R-value in attics and rim joists, and blown-in cellulose or fiberglass for existing wall cavities. The goal is to manage both temperature and moisture, as our climate in Sussex County can lead to condensation issues if insulation is improperly installed or chosen.

2How much does insulation installation typically cost for a Glenwood home, and are there any local rebates?

Costs vary by home size and project scope, but attic insulation for an average Glenwood home typically ranges from $1,500 to $3,500. New Jersey offers strong incentives, including rebates through the NJ Clean Energy Program and potential federal tax credits, which can significantly offset your cost. A local provider can perform a free energy assessment to pinpoint your needs and eligible savings.

3When is the best time of year to add or upgrade insulation in Glenwood?

While insulation can be installed year-round, the ideal times are late spring (April-May) and early fall (September-October). These periods offer milder weather in Sussex County, making it easier for contractors to properly ventilate the workspace during installation. It also allows you to prepare your home for the peak heating and cooling seasons, ensuring comfort and efficiency when you need it most.

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

Always verify the contractor is licensed and insured in New Jersey. Look for companies experienced with older homes common in our area, as they understand how to address plaster walls, balloon framing, and historic preservation considerations. Check for strong local references and ask if they are a participating contractor with the NJ Clean Energy Program, which requires specific training and standards.

5My older Glenwood home feels drafty. Will adding insulation alone solve my comfort issues?

Not entirely. Insulation resists heat flow, but air sealing is the critical first step to stop drafts. In Glenwood's older homes, significant air leaks are common around windows, doors, and attic penetrations. A professional energy audit will identify these leaks. We always recommend a "seal first, then insulate" approach to maximize comfort, energy savings, and prevent moisture problems within the building envelope.