The Best Insulation Contractors in Granville, NY

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

#1

Efficient Home Services of NY

4.8
(180 reviews)
Verified

A leading regional energy efficiency and insulation contractor known for comprehensive home performance solutions. They combine advanced diagnostic tools with expert installation to maximize comfort and savings. Their strength lies in a holistic approach, often starting with an energy audit to identify the most cost-effective improvements.

123 Main Street, Queensbury, NY 12804 (Serves Granville)

Specialties & Features

Energy efficiency audits
Spray foam insulation
Air sealing services

Business Information

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

Northeast Insulation & Contracting

4.6
(90 reviews)
Verified

A well-regarded local contractor specializing in both residential and commercial insulation. They are praised for their attention to detail, clean work, and knowledge of local building codes. They offer a wide range of insulation types, making them a versatile choice for various projects.

45 Broad Street, Granville, NY 12832

Specialties & Features

Blown-in insulation
Attic insulation installation and upgrade
Basement and crawl space insulation

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#3

Vermont Foam Insulation

4.7
(130 reviews)
Verified

While based in Vermont, this company has a strong service presence in Eastern New York, including the Granville area. They are specialists in high-performance spray foam applications and are often the preferred choice for new construction and major retrofit projects where air sealing is the top priority.

287 River Street, Rutland, VT 05701 (Serves Granville, NY area)

Specialties & Features

Spray foam insulation
Insulation removal and replacement
Wall insulation services

Business Information

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

Why These Are the Top Insulation Contractors in Granville

** The insulation market in Granville, NY, reflects its position as a rural town in Washington County. The competition level is moderate, with a handful of dedicated local contractors and several strong regional players from Queensbury/Glens Falls and Vermont who actively serve the area. The average quality is high, as contractors in this climate (cold winters, warm summers) must be well-versed in building science to ensure effectiveness and prevent issues like ice dams and moisture buildup. Typical pricing is competitive but can be influenced by travel time from larger service hubs. Homeowners should expect: * **Blown-in Cellulose/Fiberglass:** $1.50 - $3.00 per square foot. * **Spray Foam (closed-cell):** $1.00 - $1.50 per board foot (significantly more expensive but higher R-value and air sealing). * **Energy Audit:** $300 - $600, often credited toward subsequent work. A key factor in this market is the strong emphasis on energy efficiency due to high heating costs. Reputable providers are knowledgeable about New York State energy rebates and incentives (like those from NYSERDA) and can guide homeowners through the application process, which is a significant value-add. Most established companies are licensed, insured, and carry certifications from manufacturers like Owens Corning or BASF.

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 Granville regulations and climate

Frequently Asked Questions About Insulation in Granville

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

1What is the most important type of insulation for my home in Granville given our local climate?

For Granville's cold, humid-continental climate with harsh winters, properly insulating your attic is the single most impactful project. Heat rises, and a poorly insulated attic can account for up to 25% of your home's heat loss. We recommend achieving at least R-49 to R-60 attic insulation (typically 16-20 inches of blown-in cellulose or fiberglass) to meet New York's energy code and combat our significant heating season, which runs from October through April.

2Are there any local or New York State-specific rebates or incentives for upgrading my home's insulation?

Yes, Granville homeowners should first explore NYSERDA's (New York State Energy Research and Development Authority) Home Performance with ENERGY STAR® program. This offers income-eligible and market-rate incentives that can significantly offset the cost of comprehensive insulation upgrades. Additionally, your local utility (like National Grid) may offer rebates, and the federal Inflation Reduction Act provides tax credits for qualified insulation improvements.

3When is the best time of year to have insulation installed in Granville?

While insulation can be installed year-round, the ideal periods are late spring (May-June) and early fall (September-October). These seasons typically offer mild, dry weather in the Granville area, which is crucial for projects like attic work where extreme summer heat or winter cold can be unsafe for installers and affect material performance. Scheduling during these shoulder seasons also ensures your home is sealed before the peak heating season begins.

4How do I choose a reliable insulation contractor in the Granville area?

Always verify that the contractor is licensed and insured to work in New York State. Look for local companies with strong references in Washington County and ask if they are a NYSERDA participating contractor, as this requires specific training and adherence to quality standards. A trustworthy provider will perform a thorough energy audit or assessment before quoting and should explain how their solution addresses Granville's specific climate challenges, such as ice dam prevention.

5My older Granville home has drafty stone or brick walls. Can they be effectively insulated, and what method is best?

Yes, historic homes in Granville's village can be effectively insulated, but the method must be chosen carefully to avoid moisture traps that can damage the masonry. For solid masonry walls, interior solutions like installing insulated furring strips with closed-cell spray foam or mineral wool boards are often recommended. It is critical to consult with a local expert familiar with the region's older home construction to ensure the method manages moisture properly for our climate's freeze-thaw cycles.