The Best Insulation Contractors in Hopatcong, NJ

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

#1

Affordable Insulation Solution LLC

4.8
(180 reviews)
Verified

A highly-rated, locally-owned and operated contractor specializing in comprehensive home insulation and air sealing services. They are known for their focus on energy efficiency, clear communication, and expertise in both new installations and complex removal/replacement projects. They serve the entire Northwest NJ area, including Hopatcong.

35 Weldon Rd, Lafayette, NJ 07848 (Serves Hopatcong)

Specialties & Features

Spray foam insulation
Attic insulation upgrades
Air sealing services

Business Information

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

Tri-State Window & Door Insulation

4.7
(150 reviews)
Verified

While "Window & Door" is in their name, this company has a robust and well-regarded insulation division. They are praised for their professional crews, knowledge of local building codes, and ability to handle a wide range of insulation projects from basements to cathedral ceilings. They are a go-to provider for many homeowners in Sussex and Morris counties.

35 US-46, Mine Hill, NJ 07803 (Serves Hopatcong)

Specialties & Features

Blown-in insulation
Basement and crawl space insulation
Insulation removal and replacement

Business Information

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

GreenHomes Energy Solutions

4.6
(90 reviews)
Verified

This company takes a holistic, whole-home approach to energy efficiency. They are experts in conducting comprehensive energy audits to identify the root causes of energy loss before proposing targeted insulation and air sealing solutions. They are particularly strong in navigating and processing available utility rebates for homeowners.

Serves all of Northern NJ from their Randolph office.

Specialties & Features

Energy efficiency audits
Wall insulation services
Air sealing services

Business Information

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

Why These Are the Top Insulation Contractors in Hopatcong

The insulation market in and around Hopatcong, NJ, is characterized by a mix of highly specialized local/regional contractors and larger statewide companies. The housing stock in the area includes a significant number of older homes built before modern energy codes, creating a strong demand for insulation upgrades and air sealing to improve comfort and reduce high heating (oil/propane) and cooling costs. **Average Quality & Competition:** The competition is moderate but specialized. The top-tier providers distinguish themselves through certifications (e.g., from BPI - Building Performance Institute), a focus on science-based building performance, and excellent customer service. Homeowners are generally discerning and look for contractors who can explain the "why" behind the insulation strategy. **Typical Pricing:** Pricing is competitive but reflects the high cost of materials and skilled labor in New Jersey. * **Blown-in Cellulose/Fiberglass:** $1,500 - $4,500 for a standard attic. * **Spray Foam Insulation:** $3,500 - $7,500+ for an attic, given its superior performance and higher material cost. * **Wall Insulation (Blown-in):** $1,000 - $3,500 depending on the number of walls and accessibility. * **Energy Audit:** $400 - $700, often applied as a credit if you proceed with recommended work. Many reputable contractors offer free, no-obligation estimates. It is highly recommended that homeowners obtain at least two quotes and verify the company's NJ Home Improvement Contractor registration and insurance before proceeding.

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 Hopatcong regulations and climate

Frequently Asked Questions About Insulation in Hopatcong

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

1What are the most important insulation upgrades for my Hopatcong home given our local climate?

Given Hopatcong's humid continental climate with cold winters and warm, humid summers, the most critical upgrade is air sealing and adding attic insulation. Properly sealing air leaks in the attic floor and increasing insulation to at least R-49 (about 16-18 inches of blown-in cellulose or fiberglass) will prevent significant heat loss in winter and block radiant heat gain in summer. This directly combats our high heating and cooling costs while also managing moisture to prevent mold, which is a common concern in our region's humidity.

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

Costs vary by home size, material, and scope, but for a standard 1,500 sq ft attic in Hopatcong, blown-in cellulose or fiberglass insulation to achieve R-49 typically ranges from $1,500 to $2,800. It's important to note that New Jersey offers strong financial incentives; you can apply for rebates through the NJ Clean Energy Program's Home Performance with ENERGY STAR® initiative, which can cover a significant portion of the cost, making the upgrade much more affordable.

3When is the best time of year to get insulation installed in Hopatcong?

The ideal times are late spring (April-May) and early fall (September-October). These periods offer mild temperatures, making it easier for contractors to work effectively in your attic and for your home to be properly assessed for air leaks. Scheduling during these shoulder seasons also ensures your home is prepared before the peak heating season begins, and you'll avoid the busy summer rush and potential winter scheduling delays common in our area.

4What should I look for when choosing an insulation contractor in Sussex County?

Always verify the contractor is licensed and insured in New Jersey. Crucially, choose a contractor who is a registered partner with the NJ Clean Energy Program, as this is required to access state rebates and ensures they adhere to specific performance standards. Look for local experience with Hopatcong's older housing stock and ask for references. A reputable provider will always conduct a thorough energy audit or assessment before recommending a specific solution.

5I have an older home in Hopatcong. Should I be concerned about asbestos or old insulation during a retrofit?

Yes, this is a valid and common concern for homes built before the 1980s in our area. Vermiculite insulation or certain types of pipe wrap may contain asbestos. A professional insulation contractor will conduct an initial visual assessment and, if suspect materials are present, recommend testing by a certified lab before any disturbance. Proper abatement by a licensed specialist is required by NJ state law before new insulation can be safely installed.