Compare the highest-rated insulation professionals in East Islip, New York. All contractors are licensed, insured, and verified through our rigorous screening process.
A leading full-service insulation and energy efficiency contractor serving Long Island for over two decades. They are highly regarded for comprehensive energy audits and advanced solutions like spray foam. Their team is well-versed in local utility rebate programs.
Specializes in creating more energy-efficient and comfortable homes through superior attic and wall insulation services. They emphasize eco-friendly materials and proper air sealing techniques to maximize performance.
A dedicated insulation contractor with a strong focus on blown-in cellulose and fiberglass systems for existing walls and attics. Known for efficient service and expertise in dense-packing walls for optimal thermal and sound performance.
The insulation market in East Islip, NY, is competitive and served by a mix of local specialized contractors and larger full-service home performance companies from across Suffolk County. The average quality is high, as contractors must adhere to strict New York State and local building codes, particularly for energy efficiency. Due to the age of many homes in the area (often built mid-20th century), there is significant demand for insulation upgrades, removal of old/ineffective materials like vermiculite, and air sealing. Competition is strong, driving companies to offer specialized services like energy audits and rebate assistance. Typical pricing can vary widely based on the project scope and material. As a rough guide: * **Blown-in Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (Attic):** $3,500 - $7,500+ * **Wall Insulation (Blown-in):** $2,000 - $5,000+ Homeowners are encouraged to obtain multiple quotes and verify a company's licensing and insurance through the Suffolk County Department of Consumer Affairs.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with East Islip regulations and climate
Get answers to common questions about insulation services in East Islip, New York.
For East Islip's humid summers and cold, windy winters, attic insulation is the top priority to prevent heat loss and ice dams. Additionally, air sealing and insulating basement rim joists are critical due to our coastal winds, which drive cold air infiltration. Blown-in cellulose or fiberglass in attics and spray foam for rim joists are highly effective solutions for our specific weather patterns.
For a typical 1,200 sq ft attic in East Islip, upgrading to R-49 (the recommended level for our NY climate zone) with blown-in insulation typically costs between $1,800 and $3,500. Final cost depends on existing insulation, material choice, and the complexity of air sealing. Always factor in potential rebates from NYSERDA and PSEG Long Island, which can significantly offset your investment.
The ideal times are late spring (May-June) and early fall (September-October). These periods offer mild temperatures for contractors to work effectively and allow you to prepare your home before peak summer heat or winter cold. Scheduling during these shoulder seasons also avoids the busy winter rush when demand is highest for emergency heat loss fixes.
First, verify they are licensed and insured to work in New York State. Crucially, choose a contractor certified by the Building Performance Institute (BPI) who understands whole-home air sealing. For East Islip, select a company experienced with local building codes, historic home considerations (if applicable), and the administration of NYSERDA rebates, as this streamlines the incentive process for you.
Not entirely. Insulation resists heat flow, but air sealing is the essential first step to stop drafts from our persistent coastal breezes. A professional assessment should target leaks around windows, doors, and especially the attic and basement. Combining comprehensive air sealing with proper insulation (the "house-as-a-system" approach) is the only way to maximize comfort and energy savings in our climate.