The Best Insulation Contractors in Shelter Island Heights, NY

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

#1

Long Island Spray Foam & Insulation

4.8
(180 reviews)
Verified

A highly specialized and well-regarded contractor focusing on advanced insulation solutions, particularly spray foam. They are known for their expertise in energy efficiency, air sealing, and handling complex projects in both new construction and existing homes, which is ideal for Shelter Island's mix of historic and modern properties.

45 Industrial Blvd, Calverton, NY 11933 (Primary base of operations serving the East End)

Specialties & Features

Spray foam insulation
Air sealing
Energy efficiency audits

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Green Home Energy Solutions

4.7
(150 reviews)
Verified

This company has built a strong reputation on the East End for comprehensive energy efficiency upgrades. They offer a full suite of services from audits to installation, making them a one-stop shop for homeowners looking to improve comfort and reduce energy bills. Their knowledge of local rebate programs is a significant advantage.

1285 Main Street, Suite B, Greenport, NY 11944

Specialties & Features

Energy efficiency audits
Insulation removal and replacement
Blown-in insulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

All Island Blown Insulation

4.6
(90 reviews)
Verified

A family-owned business with deep roots in the Long Island community, specializing in dense-pack and blown-in insulation for walls, attics, and floors. They are praised for their reliability, competitive pricing, and effective work on older homes that require meticulous insulation upgrades without compromising structure.

P.O. Box 287, Manorville, NY 11949 (Service-based business covering the entire island)

Specialties & Features

Blown-in insulation
Attic insulation installation and upgrade
Wall insulation services

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Shelter Island Heights

The insulation market serving Shelter Island Heights is characterized by high-quality, specialized contractors who must travel to the island, which is accessible only by ferry. This logistical factor inherently limits the number of available providers and can influence project scheduling and cost. The competition is moderate among a handful of established, reputable regional players, rather than a saturated local market. The average quality of service is high, as homeowners in this area typically demand professional, long-lasting solutions for their often high-value properties, which include both historic homes requiring careful retrofits and new, energy-efficient builds. Typical pricing is at a premium compared to broader Long Island averages, reflecting the specialized expertise required, the travel costs for contractors, and the high-performance materials (like spray foam) commonly used. Homeowners are generally well-informed and value comprehensive energy audits and air sealing as part of a holistic approach to home performance.

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 Shelter Island Heights regulations and climate

Frequently Asked Questions About Insulation in Shelter Island Heights

Get answers to common questions about insulation services in Shelter Island Heights, New York.

1What are the most important insulation considerations for Shelter Island Heights' coastal climate?

Shelter Island Heights' coastal climate brings high humidity, salt air, and nor'easters, making moisture resistance and air sealing paramount. We prioritize materials like closed-cell spray foam or rigid foam boards that provide both high R-value and a strong moisture barrier. Properly sealing against air infiltration is also critical to prevent damp, salty air from penetrating your home, which improves comfort and prevents mold.

2How does being on an island impact the cost and logistics of an insulation project?

Being on Shelter Island adds logistical complexity, as materials and crews often require ferry transport, which can influence scheduling and project timelines. This can sometimes lead to slightly higher costs compared to mainland projects to account for ferry fees and coordinated delivery. It's essential to work with a contractor experienced in island logistics to ensure efficient planning and avoid unnecessary delays or surcharges.

3Are there specific local building codes or incentives for insulation in Shelter Island Heights?

Insulation work must comply with the New York State Energy Conservation Construction Code (NYSECCC), which sets strict R-value requirements for our climate zone (4A). While local town codes may have additional historic district considerations, there are also valuable incentives. Homeowners should explore rebates from NYSERDA (New York State Energy Research and Development Authority) and federal tax credits for energy-efficient improvements, which can significantly offset project costs.

4What is the best time of year to install or upgrade insulation in my home?

While insulation can be installed year-round, the ideal periods are late spring and early fall. These seasons typically offer milder weather, making it easier for contractors to properly ventilate the home during installation of materials like spray foam. Scheduling during these shoulder seasons also helps you prepare your home for peak efficiency before the humid summer or the cold, windy winter sets in.

5How do I choose a reliable insulation contractor for a home in Shelter Island Heights?

Prioritize contractors with proven experience working on the island and in Suffolk County. They should be fully licensed and insured in New York, and familiar with local ferry logistics and permitting. Ask for references from nearby projects and verify they understand the unique challenges of older, coastal homes, such as managing moisture and working within potential historic preservation guidelines for exterior work.