The Best Insulation Contractors in New Suffolk, NY

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

#1

All Green Energy

4.8
(180 reviews)
Verified

A leading Long Island-based energy contractor specializing in high-performance insulation and comprehensive home energy solutions. They are known for their expertise in spray foam and their holistic approach to improving home efficiency, which includes air sealing and energy audits. They are a go-to provider for modern insulation upgrades in the North Fork area.

500 Harrison Ave, Suite 2D, Ronkonkoma, NY 11779

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

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

BNB Insulation

4.7
(110 reviews)
Verified

A family-owned and operated insulation contractor with a strong reputation across Suffolk County. They are praised for their professionalism, clean work, and expertise in both new construction and retrofit projects. They offer a wide array of insulation types, making them a versatile choice for any attic, wall, or basement project in New Suffolk.

24 Michael Ave, Farmingdale, NY 11735

Specialties & Features

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

Business Information

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

Green Home Energy Medics

4.9
(90 reviews)
Verified

This provider focuses heavily on the diagnostic and performance aspect of home insulation. They start with energy audits to identify the root causes of energy loss and then provide targeted solutions, including insulation removal and replacement, and air sealing. Their high rating reflects exceptional customer satisfaction and attention to detail.

114 Ramsey Ave, Shirley, NY 11967

Specialties & Features

Insulation removal and replacement
Energy efficiency audits
Air sealing services

Business Information

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

Why These Are the Top Insulation Contractors in New Suffolk

** The insulation market serving New Suffolk, NY, is characterized by a handful of high-quality, regional contractors rather than a large number of hyper-local competitors. Due to the affluent nature of the North Fork and the prevalence of both historic homes and new construction, the market demands a high level of expertise and quality. Contractors operating here are typically well-established, licensed, and insured. **Average Quality:** The quality is generally high, with leading providers holding certifications from organizations like BPI (Building Performance Institute) and being approved installers for products like Owens Corning and certain spray foam manufacturers. This reflects a focus on building science and energy efficiency. **Competition Level:** Competition is moderate but specialized. There are not dozens of providers, but the ones that do serve the area are highly competent and compete on service quality, expertise, and reputation rather than just price. **Typical Pricing:** Pricing is at a premium compared to national averages, reflecting the high cost of living and business operations on Long Island. As a rough guide: * **Blown-in Cellulose/Fiberglass Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (closed-cell):** $1.50 - $3.50 per board foot (highly dependent on project complexity). * **Whole-House Energy Audit:** $400 - $800. Many of these top-tier contractors are knowledgeable about local rebates and incentives available through programs like PSEG Long Island, which can help offset the initial investment.

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 New Suffolk regulations and climate

Frequently Asked Questions About Insulation in New Suffolk

Get answers to common questions about insulation services in New Suffolk, New York.

1What is the most important type of insulation for my New Suffolk home, given our local climate?

For our coastal climate with cold, damp winters and humid summers, creating a continuous thermal and moisture barrier is key. We prioritize air sealing and installing moisture-resistant insulation like closed-cell spray foam in basements and crawlspaces to prevent condensation, coupled with high-R-value materials like blown-in cellulose or fiberglass in attics to combat heat loss. This approach directly addresses the nor'easters and high humidity levels specific to the North Fork.

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

Costs vary significantly based on home size, insulation type, and accessibility, but Suffolk County projects often range from $2,000 to $8,000 for a comprehensive attic or wall job. For example, attic blown-in insulation for a 1,500 sq ft home may cost $1,500-$3,500, while spray foam applications are premium due to material and labor costs. Always get itemized quotes from local providers that include air sealing, as this is a critical step for energy efficiency here.

3Are there any local regulations or rebates in Suffolk County I should know about before insulating?

Yes, you must comply with the New York State Energy Conservation Construction Code (NYSECCC), which mandates specific R-values for different home sections. Critically, PSEG Long Island offers substantial rebates for insulation and air sealing upgrades through their Home Energy Assessment program, and New York State has tax credits for qualified improvements. A reputable local installer will be familiar with these programs and can help you navigate the paperwork.

4What is the best time of year to schedule insulation work in New Suffolk?

While insulation can be installed year-round, the ideal periods are late spring (May-June) and early fall (September-October). These times typically offer milder, drier weather, which is important for certain installations like spray foam and for ensuring proper ventilation during the work. Scheduling during these shoulder seasons also ensures your home is fully prepared for the peak heating and cooling seasons on the North Fork.

5How do I choose a reliable insulation contractor in the New Suffolk area?

Select a contractor licensed and insured in New York State with specific experience in Suffolk County's older home stock and coastal building science. Ask for local references in villages like Cutchogue or Southold, verify they perform a pre-installation energy audit, and ensure they are certified by Building Performance Institute (BPI) to properly address air leakage. Avoid providers who give quotes over the phone without a thorough on-site inspection of your attic and basement.