Compare the highest-rated insulation professionals in Roslyn, New York. All contractors are licensed, insured, and verified through our rigorous screening process.
Green Attic Insulation is a highly specialized and top-rated contractor focusing primarily on attic services, including dense-pack cellulose insulation, spray foam, and comprehensive air sealing. They are renowned for their detailed energy efficiency audits and their expertise in solving complex moisture and ventilation problems in older Long Island homes.
A well-established and full-service insulation company with extensive experience in all types of residential and commercial projects. They are a certified installer for major brands like Owens Corning and Demilec. Their strength lies in handling large-scale projects, including complete wall insulation, basement encapsulation, and spray foam applications for new constructions and major retrofits.
Energy King is a leading home performance contractor in the region, offering a holistic approach to energy savings. They excel at combining insulation upgrades with advanced air sealing and HVAC system assessments. They are particularly skilled at navigating and maximizing utility rebates from PSEG Long Island and are certified by the Building Performance Institute (BPI).
** The insulation market in Roslyn, NY, is a high-quality, competitive, and service-oriented sector. Due to Roslyn's affluent demographic and the prevalence of older, historic homes, the market is less driven by low price and more by expertise, quality of materials, and proven performance. Homeowners are typically well-informed and seek out contractors who can improve comfort, reduce energy bills, and protect the integrity of their often-valuable properties. * **Average Quality:** The bar for quality is very high. Leading contractors use premium materials (e.g., closed-cell spray foam, dense-pack cellulose) and employ building science principles. There is a strong emphasis on proper air sealing as a complement to insulation. * **Competition Level:** The market is competitive among a select group of 5-10 highly reputable regional companies. There is less presence from large national chains, as the local expertise required for Long Island's specific climate zones and building codes is a significant advantage for established local firms. * **Typical Pricing:** Pricing is at a premium compared to national averages. A standard attic insulation project with air sealing can range from $3,500 to $8,000+, depending on the square footage and materials used (e.g., spray foam being more expensive than blown-in fiberglass). Comprehensive whole-home projects involving walls and basements can easily exceed $15,000. However, the availability of utility rebates through PSEG Long Island can significantly offset these costs, making high-performance upgrades a compelling investment.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Roslyn regulations and climate
Get answers to common questions about insulation services in Roslyn, New York.
In Roslyn, attic insulation projects typically range from $1,500 to $4,500, depending heavily on the square footage of your attic and the chosen material (like fiberglass batts or blown-in cellulose). Key cost factors include the existing insulation's R-value, the need for air sealing (crucial for our humid summers and cold winters), and accessibility. Local material and labor costs on Long Island also contribute to the final price, making it essential to get itemized quotes from local contractors.
The ideal times are late spring (May-June) and early fall (September-October). These periods offer mild temperatures in Roslyn, allowing contractors to work effectively in your attic without the extreme heat of summer or the cold of winter. Scheduling during these shoulder seasons also ensures your home is properly sealed and insulated before the high energy demands of our humid, cooling-heavy summers and the freezing, heating-heavy winters arrive.
Yes, there are important local considerations. While Roslyn itself may not have unique codes, all work must comply with the New York State Energy Conservation Construction Code (NYSECCC), which mandates specific R-values for our climate zone. Crucially, homeowners should explore rebates from the Long Island Power Authority (LIPA) or National Grid for energy-efficient upgrades, and New York State's Clean Heat program may offer incentives for insulation that supports heat pump installation.
Prioritize contractors who are licensed, insured, and have extensive local experience with Nassau County's older home stock, common in Roslyn. Ask for references from nearby projects and verify they perform a comprehensive energy audit or inspection before quoting. A reputable local provider will be knowledgeable about the specific moisture and ventilation challenges posed by Long Island's coastal climate and should clearly explain how they will meet NYS code requirements.
Not entirely. While adding insulation is critical, air sealing is the most important first step for older homes in Roslyn. Our seasonal temperature swings and coastal winds drive air infiltration through countless small leaks in attics, basements, and around windows. A professional assessment should identify and seal these gaps first; then, adding the proper level of insulation (aiming for an attic R-value of R-49 to R-60 for our zone) will work effectively to maintain temperature and reduce energy bills year-round.