The Best Insulation Contractors in Seaford, NY

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

#1

All Island Group

4.8
(500 reviews)
Verified

A leading Long Island insulation and energy efficiency contractor known for comprehensive service, from energy audits to full-scale insulation installation and air sealing. They are recognized for their expertise and high customer satisfaction.

75 Sherwood Ave, Farmingdale, NY 11735 (Approx. 4 miles from Seaford)

Specialties & Features

Spray foam insulation
Energy efficiency audits
Air sealing services

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Green Attic Insulation

4.9
(150 reviews)
Verified

Specializes in eco-friendly and high-performance insulation solutions with a strong focus on attic projects, including insulation removal, air sealing, and installing blown-in cellulose or fiberglass.

100 West John Street, Hicksville, NY 11801 (Approx. 6 miles from Seaford)

Specialties & Features

Attic insulation installation and upgrade
Blown-in insulation installation
Insulation removal and replacement

Business Information

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

Long Island Insulation

4.7
(200 reviews)
Verified

A well-established contractor offering a wide array of insulation services for residential properties, including basement, crawl space, and wall insulation. They are known for their professional crews and knowledge of local building codes.

265 Motor Parkway, Hauppauge, NY 11788 (Approx. 20 miles from Seaford, but serves all of Long Island)

Specialties & Features

Basement and crawl space insulation
Wall insulation services
Blown-in insulation installation

Business Information

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

Why These Are the Top Insulation Contractors in Seaford

The insulation market in Seaford, NY, is characterized by high demand driven by the prevalence of older homes that lack modern, energy-efficient insulation. The competition is strong among regional Long Island contractors, leading to generally high service quality as companies compete on reputation, expertise, and customer service. Homeowners are increasingly seeking energy efficiency audits and air sealing to complement new insulation, taking advantage of state and utility rebate programs. Typical pricing is on the higher end of the national average, reflecting the region's cost of living and the specialized knowledge required to meet New York's strict building and energy codes. A full attic insulation project with air sealing can range from $2,500 to $5,500+, while spray foam applications are a premium service with costs significantly higher.

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 Seaford regulations and climate

Frequently Asked Questions About Insulation in Seaford

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

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

For Seaford's humid subtropical climate with cold winters and hot, humid summers, the top priorities are air sealing and attic insulation. Properly air sealing your attic floor and adding blown-in cellulose or fiberglass to achieve at least R-49 (approximately 16-18 inches) is critical to block heat loss in winter and heat gain in summer. Also, insulating basement rim joists and crawl spaces helps prevent cold drafts and moisture issues common in our coastal area.

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

Costs vary significantly based on home size, material, and area insulated, but for a standard attic in a 1,500-2,000 sq ft Seaford home, blown-in insulation can range from $1,500 to $3,500. Spray foam is more expensive, often $2.00-$5.00 per board foot. It's important to get itemized quotes from local contractors, as labor rates and material availability on Long Island can influence pricing. Many providers offer free estimates.

3Are there any specific permits or regulations for insulation work in Seaford, NY?

Yes, insulation work in Seaford (within the Town of Hempstead) typically requires a building permit, especially when it involves altering the thermal envelope or using spray foam. The Town adheres to the New York State Energy Conservation Construction Code (NYSECCC), which sets minimum R-value requirements. A reputable local contractor will handle the permit process, which is crucial for ensuring work is inspected and complies with fire safety codes for materials like foam.

4When is the best time of year to schedule insulation work in Seaford?

The ideal times are late spring (April-May) and early fall (September-October). These periods offer mild temperatures, allowing for effective installation of materials like spray foam that are temperature-sensitive. Scheduling during these shoulder seasons also avoids the peak summer heat in your attic and the contractor's busy winter rush, potentially leading to better availability and pricing.

5How do I choose a reliable insulation contractor serving the Seaford area?

First, verify they are licensed and insured to work in Nassau County. Ask for local references from Seaford or nearby towns and check reviews on platforms like Google and the Better Business Bureau. Ensure they perform a thorough energy audit or assessment before quoting. Finally, choose a contractor who is familiar with the specific challenges of Long Island homes, such as dealing with high water tables in basements and ventilation for humidity control.