The Best Insulation Contractors in Larchmont, NY

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

#1

Energy Efficiency Experts (E3)

4.8
(180 reviews)
Verified

A leading Westchester-based company specializing in comprehensive home performance and energy efficiency solutions. They are well-known for their scientific approach, starting with advanced energy audits to diagnose a home's specific needs. Their strength lies in integrating air sealing with high-performance insulation for maximum comfort and energy savings.

175 Tompkins Ave, Pleasantville, NY 10570 (Serves Larchmont)

Specialties & Features

Energy efficiency audits
Spray foam insulation
Air sealing services

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Green Attic Insulation

4.7
(130 reviews)
Verified

This provider focuses heavily on attic-specific solutions but offers a full suite of insulation services. They are praised for their cleanliness, professionalism, and expertise in blown-in cellulose and fiberglass. They are a go-to contractor for attic insulation upgrades, removal, and air sealing in older Westchester homes.

Serves Westchester County, including Larchmont, from a central location in the region.

Specialties & Features

Attic insulation installation and upgrade
Blown-in insulation
Insulation removal and replacement

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Northeast Home & Energy

4.6
(90 reviews)
Verified

A full-service insulation and energy conservation contractor serving New York and Connecticut. They have a strong reputation for handling a diverse range of projects, from spray foam applications in new constructions to insulating tricky crawl spaces and basement rim joists in existing homes. They are knowledgeable about local building codes and available rebates.

Serves the tri-state area, including Larchmont, from a base in the Hudson Valley.

Specialties & Features

Spray foam insulation
Basement and crawl space insulation
Wall insulation services

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Larchmont

** The insulation market in Larchmont, NY, is characterized by high demand for quality and expertise, driven by the village's predominance of older, historic homes and a community that values energy efficiency and comfort. The competition is strong among a select group of established, regional specialists rather than a high volume of local, single-town contractors. * **Average Quality:** The bar for quality is high. Homeowners in Larchmont typically seek out providers with professional certifications (like BPI), use high-grade materials, and employ methods that respect the integrity of older structures while improving their performance. * **Competition Level:** Moderate to high among reputable firms. The market is not saturated with low-cost, unqualified operators, as the clientele demands proven results and professional service. The top competitors are well-regarded companies from surrounding Westchester and Connecticut towns. * **Typical Pricing:** Pricing is at a premium compared to national averages, reflecting the high cost of living and business operations in the area. As a rough guide: * **Blown-In Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (Attic):** $4,500 - $8,000+ * **Wall Insulation (Blown-in):** $3,000 - $8,000 * **Energy Audit:** $400 - $800 It is highly recommended that homeowners obtain 2-3 detailed quotes, as prices vary significantly based on home size, insulation material (R-Value), and the complexity of the job. Many of these top providers can also help homeowners navigate available rebates from state programs like NYSERDA to offset costs.

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 Larchmont regulations and climate

Frequently Asked Questions About Insulation in Larchmont

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

1What are the most important insulation upgrades for my older Larchmont home, considering our local climate?

For Larchmont's humid summers and cold, wet winters, the top priorities are air sealing and attic insulation. Many historic homes here have significant air leaks and insufficient attic R-value. Upgrading to modern air barriers and increasing attic insulation to at least R-49 (per NYS energy code recommendations) directly combats high Con Edison heating bills and summer humidity infiltration, improving year-round comfort.

2How much should I budget for a professional insulation project in Westchester County?

Costs vary widely based on home size, material (cellulose, fiberglass, or spray foam), and scope. For a standard attic insulation upgrade in a Larchmont colonial, homeowners can typically expect a range of $1,500 to $4,500. Full-home air sealing and insulation can reach $10,000+. Always get 2-3 itemized quotes from local, licensed contractors, and inquire about NYSERDA rebates and federal tax credits, which can offset 20-30% of qualifying project costs.

3When is the best time of year to schedule insulation work in Larchmont?

The ideal times are late spring (May-June) and early fall (September-October). These periods offer mild, dry weather, which is crucial for proper installation of materials like spray foam and for effective air sealing. Scheduling during these shoulder seasons also ensures the work is completed before the peak heating and cooling demands of our Northeast summer and winter, allowing you to reap the energy savings immediately.

4Are there specific local regulations or permits required for insulation in Larchmont Village?

Yes. The Village of Larchmont Building Department requires a building permit for most insulation projects, especially those that alter the building envelope or involve spray foam. Your contractor should handle this. Furthermore, all work must comply with the New York State Energy Conservation Construction Code (NYECC). A reputable local installer will be fully versed in these codes, including fire-blocking requirements for certain materials.

5How do I choose a reliable insulation contractor in the Larchmont area?

Prioritize contractors who are licensed, insured, and have specific experience with Westchester's older home stock. Ask for local references in Larchmont or neighboring towns. Ensure they perform a pre-installation energy audit (many partner with NYSERDA-approved auditors) to identify your home's specific needs. A trustworthy provider will also clearly explain the interaction between insulation and ventilation to prevent moisture issues common in our humid climate.