Compare the highest-rated insulation professionals in Hewlett, New York. All contractors are licensed, insured, and verified through our rigorous screening process.
A leading Long Island-based company specializing in comprehensive home energy solutions. They are well-regarded for their professional energy audits, which they use to prescribe and implement targeted insulation and air sealing upgrades, maximizing homeowner comfort and energy savings.
This contractor has built a strong reputation specifically on attic and wall insulation services. They excel in insulation removal and replacement, using high-performance materials like blown-in cellulose and fiberglass. They are known for their clean work and knowledge of current rebate programs.
A full-service insulation contractor with extensive experience in all types of residential projects. They are a go-to provider for basement and crawl space encapsulation, in addition to standard attic and wall work. They offer both spray foam and batt insulation solutions.
** The insulation market in Hewlett and the surrounding Nassau County area is mature and competitive, characterized by a high demand for energy efficiency upgrades due to the region's significant heating and cooling costs and the prevalence of homes built before modern energy codes. The average quality of service providers is high, as the market demands expertise with local building codes and the ability to navigate utility rebate programs from providers like PSEG Long Island. Competition is strong, which generally benefits consumers through competitive pricing and a focus on customer service. Typical pricing for insulation projects can vary widely based on the home's size, existing conditions, and materials chosen. As a general guide: * **Attic Blown-In Insulation:** $1,500 - $4,500 * **Whole-House Spray Foam:** $10,000 - $20,000+ * **Air Sealing Audit & Services:** $500 - $2,000 Homeowners are advised to obtain multiple quotes and verify that contractors are licensed with the Nassau County Department of Consumer Affairs and insured before proceeding with any work. The top contractors distinguish themselves through certifications from organizations like BPI (Building Performance Institute) and as being accredited installers for specific products and utility rebate programs.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Hewlett regulations and climate
Get answers to common questions about insulation services in Hewlett, New York.
For Hewlett's humid summers and cold, damp winters, spray foam and blown-in cellulose are top choices. Closed-cell spray foam provides an excellent air and moisture barrier, crucial for our coastal humidity, while dense-packed cellulose is highly effective for older homes common in the area. The best type depends on your home's structure, existing insulation, and specific air leakage issues a professional assessment can identify.
Costs vary widely based on material and home size, but attic insulation for a typical Hewlett home often ranges from $1,500 to $4,500. Crucially, New York State offers significant incentives through programs like NYSERDA's Home Performance with ENERGY STAR®, which can cover a substantial portion of the cost for eligible upgrades. A local, certified contractor can provide a detailed quote and help you navigate these valuable rebates.
While insulation can be installed year-round, the ideal times are late spring (May-June) and early fall (September-October). These periods typically offer milder weather, making it easier for contractors to properly ventilate the workspace during installation. Scheduling during these shoulder seasons also ensures your home is fully prepared for both Hewlett's hot, humid summer and the subsequent heating season.
Prioritize contractors who are licensed and insured in New York and hold certifications from NYSERDA and Building Performance Institute (BPI). This ensures they understand state-specific building codes and energy programs. Always check for local references in the Five Towns area and verify they perform a comprehensive energy audit before proposing solutions, as this is a cornerstone of effective insulation work in our older home stock.
Not necessarily. While attic insulation is critical, air sealing is often the missing piece for drafty homes in our climate zone. Gaps, cracks, and penetrations in the attic floor and walls let conditioned air escape, undermining even high R-value insulation. A professional energy audit will pinpoint these air leakage areas; sealing them alongside adding insulation is the most effective strategy for comfort and energy savings in Long Island homes.