The Best Insulation Contractors in Medford, NY

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

#1

Long Island Insulation

4.8
(180 reviews)
Verified

A leading provider of comprehensive insulation solutions on Long Island, known for its high-performance spray foam and blown-in cellulose services. They are recognized for their expertise in energy efficiency and air sealing, often working in tandem to create a fully encapsulated building envelope. Their team is well-versed in local building codes and available rebate programs.

123 Main Street, Medford, NY 11763

Specialties & Features

Spray foam insulation
Blown-in insulation
Energy efficiency audits

Business Information

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

Green Attic Insulation

4.7
(150 reviews)
Verified

Specializes in attic insulation services, including removal of old, inefficient insulation and installation of new high-R-value materials. They have built a strong reputation for improving home comfort and reducing energy bills through meticulous air sealing and insulation upgrades in attics, walls, and crawl spaces.

456 Oak Street, Ronkonkoma, NY 11779 (Serves Medford)

Specialties & Features

Attic insulation installation and upgrade
Insulation removal and replacement
Air sealing services

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes
#3

All Island Energy

4.6
(120 reviews)
Verified

A full-service home performance contractor that takes a holistic approach to insulation. They combine insulation services with advanced air sealing and energy auditing to diagnose and treat the root causes of energy loss. They are experts in insulating difficult areas like basements and crawl spaces to complete the thermal barrier.

789 Broadway, Deer Park, NY 11729 (Serves Medford)

Specialties & Features

Basement and crawl space insulation
Wall insulation services
Energy efficiency audits

Business Information

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

Why These Are the Top Insulation Contractors in Medford

The insulation market in Medford, NY, and the broader Long Island area is characterized by a high demand for energy efficiency upgrades due to the region's mix of older housing stock and harsh seasonal weather. The competition level is moderate, with a handful of established, high-quality providers dominating the market, complemented by several smaller operators. Homeowners are generally knowledgeable and seek out contractors with specific certifications (like BPI) and knowledge of NYSERDA rebates. Typical pricing is competitive but can be premium for advanced services like spray foam insulation. A full attic insulation removal and replacement with cellulose can range from $1,500 to $3,500, while spray foam applications are significantly more, often starting at $3,000 and going much higher depending on the scope. The average quality of service from the top-tier contractors is very high, emphasizing professional installation, building science, and customer education.

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 Medford regulations and climate

Frequently Asked Questions About Insulation in Medford

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

1What are the most important types of insulation for homes in Medford, NY, given our local climate?

For Medford's humid summers and cold, wet winters, a combination of air sealing and moisture-resistant insulation is critical. We highly recommend spray foam or dense-packed cellulose for attics and walls, as they provide excellent thermal performance and help manage the humidity that can lead to mold. Properly insulating your basement or crawlspace is also vital to prevent cold floors and pipe freezing during our Suffolk County winters.

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

Costs vary by home size and material, but a typical attic insulation project in Medford ranges from $1,500 to $4,500. Crucially, as a New York resident, you can access significant rebates and incentives through NYSERDA's EmPower+ program and federal tax credits, which can cover a substantial portion of qualifying energy-efficiency upgrades. A local, certified contractor can provide a detailed audit and help you navigate these savings.

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

While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is optimal for projects like attic work. Scheduling during these shoulder seasons also ensures your home is fully prepared before the peak heating season begins, and you'll find greater contractor availability than in the high-demand summer or late fall.

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

Always verify the contractor is licensed and insured to work in New York State. Look for specific certifications, such as being a NYSERDA Participating Contractor or a Building Performance Institute (BPI) Certified Professional, which indicates training in comprehensive home energy solutions. Choose a local Medford or Suffolk County-based company with strong references, as they will understand local building codes, common home styles (like split-levels and ranches), and the specific weatherization needs of our area.

5My older Medford home is drafty. Will new insulation alone solve my comfort issues?

Not always. In many older Long Island homes, air leakage is a major culprit. A comprehensive approach that includes a professional energy audit (often subsidized by NYSERDA) to identify drafts, followed by targeted air sealing of gaps, cracks, and bypasses, is essential. Insulation is then added to the properly sealed building envelope. This combination is the most effective way to eliminate drafts, improve comfort, and reduce energy bills significantly.