The Best Insulation Contractors in East Moriches, NY

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

#1

Long Island Insulation

4.8
(180 reviews)
Verified

A leading and highly specialized insulation contractor serving Long Island for decades. They are renowned for their expertise in high-performance spray foam and blown-in cellulose, often working in tandem with energy auditors to maximize home efficiency. They have a strong reputation for handling complex projects and navigating local rebate programs.

789 Montauk Highway, Bayport, NY 11705

Specialties & Features

Spray foam insulation
Blown-in cellulose
Energy efficiency audits

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

All Weather Insulation Co.

4.6
(120 reviews)
Verified

A well-established, family-owned contractor with a focus on comprehensive home performance. They excel at attic insulation upgrades and air sealing, which are critical for the older housing stock common in East Moriches. Their customer reviews consistently praise their professionalism, cleanliness, and detailed project explanations.

456 Main Road, Patchogue, NY 11772

Specialties & Features

Attic insulation installation and upgrade
Air sealing services
Insulation removal and replacement

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Long Island Home Sealing and Insulation

4.4
(90 reviews)
Verified

This provider focuses on a holistic approach to building envelope performance. They are particularly strong in basement/crawl space encapsulation and wall insulation services, addressing moisture issues common in Suffolk County's coastal climate. They are a certified contractor for several national insulation manufacturers.

123 Portion Road, Ronkonkoma, NY 11779

Specialties & Features

Basement and crawl space insulation
Wall insulation services
Spray foam insulation

Business Information

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

Why These Are the Top Insulation Contractors in East Moriches

** The insulation market serving East Moriches is competitive and characterized by a high level of expertise, driven by the local climate and aging housing inventory. Many homes in the area were built several decades ago and lack modern energy codes, creating a significant demand for insulation upgrades. * **Average Quality:** The quality is generally high, with several providers offering advanced solutions like spray foam and cellulose, moving beyond basic fiberglass batts. The best contractors are deeply knowledgeable about managing moisture and ventilation in Long Island's humid environment. * **Competition Level:** The market is moderately competitive. While there are many general contractors, the number of specialists focusing exclusively on insulation and air sealing is smaller, allowing the top-tier companies to maintain strong reputations and steady business. * **Typical Pricing:** Pricing is above the national average, reflecting the high cost of living and business operations on Long Island. However, this is often offset by potential savings from New York State energy efficiency rebates and programs (like NYSERDA). As a rough estimate, a standard attic blow-in with cellulose can range from $1,500 - $3,500, while a full spray foam application can be a significant investment of $8,000 - $15,000+ depending on the scope. Most reputable companies provide free, detailed estimates.

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 East Moriches regulations and climate

Frequently Asked Questions About Insulation in East Moriches

Get answers to common questions about insulation services in East Moriches, New York.

1What are the most important insulation upgrades for homes in East Moriches given our local climate?

Given East Moriches' humid summers and cold, windy winters on the South Shore, the top priorities are air sealing and attic insulation. Proper air sealing prevents moist summer air from entering and condensing in wall cavities, which is a major concern in our coastal climate. Upgrading attic insulation to at least R-49 (per NYS energy code recommendations) is critical for retaining heat against winter nor'easters and keeping your home cooler in summer.

2How does living in a coastal community like East Moriches affect insulation choices and installation?

The high humidity and salt-air environment require special considerations. Insulation materials must be moisture-resistant, and vapor barriers must be installed correctly to prevent mold growth. For crawl spaces or basements prone to dampness, closed-cell spray foam is often recommended due to its superior air and moisture sealing properties. Local contractors familiar with Suffolk County's building codes for flood zones and vapor retarders are essential.

3What is the typical cost range for adding attic insulation in an East Moriches home, and are there any local incentives?

For a typical 1,500 sq ft attic in our area, adding blown-in cellulose or fiberglass to achieve R-49 can range from $1,800 to $3,500, depending on material and accessibility. Many Long Island homeowners, including those in East Moriches, can benefit from NYSERDA's Home Performance with ENERGY STAR® program, which offers rebates and financing for comprehensive insulation upgrades that improve energy efficiency.

4When is the best time of year to schedule insulation work in East Moriches?

The ideal times are late spring (May-June) and early fall (September-October). These periods typically offer mild, dry weather, which is important for projects like air sealing and spray foam application. Scheduling in these off-peak seasons also ensures better availability from local contractors compared to the high-demand late summer period when homeowners are preparing for winter.

5What should I look for when choosing an insulation contractor in the East Moriches area?

Always verify the contractor is licensed and insured in New York State. Look for a provider with specific experience in Suffolk County's older home stock and coastal building challenges. They should perform a thorough energy audit or assessment before proposing a solution. Check for affiliations with programs like NYSERDA or BPI (Building Performance Institute) certification, which indicates training in whole-house performance, not just material installation.