The Best Insulation Contractors in Rockville Centre, NY

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

#1

Long Island Insulation

4.8
(180 reviews)
Verified

A highly specialized and well-regarded contractor focusing exclusively on insulation and air sealing. They are known for their expertise in high-performance spray foam and blown-in insulation, particularly for complex attic and crawl space projects. They are a certified ENERGY STAR partner and are well-versed in local rebate programs.

123 Hempstead Turnpike, Garden City, NY 11530

Specialties & Features

Spray foam insulation
Attic insulation upgrades
Air sealing services

Business Information

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

Green Attic Insulation

4.7
(120 reviews)
Verified

This provider has built a strong reputation on energy efficiency and customer education. They often begin projects with a comprehensive energy audit to identify the root causes of energy loss. Their services are heavily focused on attic insulation, removal of old inefficient insulation, and combining insulation with air sealing for maximum performance.

45 Broadway, Hicksville, NY 11801

Specialties & Features

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

Business Information

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

Empire State Insulation

4.5
(90 reviews)
Verified

A full-service insulation contractor serving both residential and commercial clients across Long Island. They offer a wide range of insulation types, including fiberglass batts, spray foam, and blown-in, making them a versatile choice for various budgets and project needs. They are knowledgeable about New York State and Nassau County building codes.

78 Sunrise Highway, Lynbrook, NY 11563

Specialties & Features

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

Business Information

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

Why These Are the Top Insulation Contractors in Rockville Centre

** The insulation market in Rockville Centre and the broader South Shore of Nassau County is mature and competitive, driven by the area's older housing stock (many homes built pre-1980s), high energy costs, and homeowner awareness of efficiency. The average quality of service is high, with several established, professional contractors vying for business. However, homeowners must be diligent, as the market also attracts less-specialized general contractors who may not possess the same depth of knowledge in building science and air sealing techniques. Pricing is typically at a premium compared to national averages, reflecting the higher cost of living and business operation on Long Island. For a standard attic blown-in cellulose job, homeowners can expect a range of **$1,500 - $3,500**, while a full attic spray foam encapsulation can range from **$4,500 to $10,000+**, heavily dependent on square footage and the R-value required. The competition ensures that most reputable companies offer free, detailed estimates and are transparent about their pricing, which includes proper licensing, insurance, and adherence to local building codes. Many are also proficient in navigating available rebates from state programs like NYSERDA, which is a significant value-add for homeowners.

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 Rockville Centre regulations and climate

Frequently Asked Questions About Insulation in Rockville Centre

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

1What are the most important local factors in Rockville Centre that affect my insulation choices?

Rockville Centre's humid subtropical climate, with cold winters and warm, humid summers, demands insulation that manages both temperature and moisture. You need materials with a high R-value for winter heat retention and proper vapor barriers to prevent summer condensation and mold, which is a common issue in our coastal area. Additionally, many homes here are older, so assessing and upgrading outdated or settled insulation in attics and walls is critical for efficiency.

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

Costs vary significantly based on the project scope, but for a standard attic insulation upgrade in a Rockville Centre home, homeowners can expect to pay between $1,500 and $4,000. Factors like the square footage, the chosen material (e.g., blown-in cellulose vs. spray foam), and the need for air sealing all influence the final price. Given New York's higher labor and material costs, prices here are often 10-20% above the national average.

3Are there any local rebates or incentives for insulation upgrades in Rockville Centre?

Yes, Rockville Centre residents have access to several programs. The most significant is through NYSERDA (New York State Energy Research and Development Authority), which offers income-eligible incentives and financing for home energy upgrades. Additionally, PSEG Long Island provides rebates for approved insulation and air sealing work that meets specific performance standards, helping to reduce your upfront cost.

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

Always verify the contractor is licensed and insured to work in New York State. Look for companies with specific experience in our local building styles, such as older colonials and capes, and ask for references from nearby projects. Crucially, ensure they perform a comprehensive energy audit or assessment first, as this is required to qualify for most NYSERDA and PSEG LI rebates.

5When is the best time of year to get insulation installed in my home?

While insulation can be installed year-round, the ideal times in our climate are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is optimal for attic work and allows for proper curing of materials like spray foam. Scheduling during these shoulder seasons also avoids the busy peak summer and winter periods when contractor availability may be limited.