The Best Insulation Contractors in Lindenhurst, NY

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

#1

All Island Spray Foam Insulation

4.8
(180 reviews)
Verified

A highly specialized local contractor focusing primarily on spray foam applications but offering a full suite of insulation services. They are praised for their expertise in air sealing and creating tight building envelopes, which is critical for Long Island's climate. Their knowledge of energy rebates is a frequently cited strength.

20 N Greene Ave, Lindenhurst, NY 11757

Specialties & Features

Spray foam insulation
Air sealing
Energy efficiency audits

Business Information

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

LI Insulation

4.7
(250 reviews)
Verified

A well-established and highly-reviewed provider serving all of Long Island, including Suffolk County and Lindenhurst. They are recognized for their professional crews, clear communication, and expertise in both new installation and replacement projects, including complex attic and crawl space work.

225 Sweet Hollow Rd, Old Bethpage, NY 11804

Specialties & Features

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

Business Information

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

Green Attic Insulation

4.6
(150 reviews)
Verified

This company has built a strong reputation on its focus on holistic home performance and energy savings. They combine insulation services with comprehensive energy audits to diagnose and treat the root causes of energy loss, making them a go-to for homeowners interested in maximizing efficiency and comfort.

51 Jackson Ave, Syosset, NY 11791

Specialties & Features

Energy efficiency audits
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 Lindenhurst

The insulation market in Lindenhurst, NY, is competitive and served by a mix of local specialists and larger regional companies. The quality is generally high, driven by consumer demand for energy efficiency in the face of Long Island's significant heating and cooling costs and its climate of cold winters and humid summers. Homeowners are increasingly aware of rebates from NYSERDA and utility providers, leading them to seek out certified and knowledgeable contractors. The housing stock includes a large number of older homes, creating consistent demand for insulation upgrades and replacement, particularly in attics and basements. Typical pricing can vary widely based on the project scope and material. As a general guide: * **Blown-in Cellulose/Fiberglass Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (closed cell):** $3,000 - $7,500+ * **Wall Insulation (blown-in):** $2,000 - $5,000 * **Insulation Removal:** $1 - $4 per square foot The top contractors are typically booked several weeks in advance, especially during the spring and fall seasons.

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 Lindenhurst regulations and climate

Frequently Asked Questions About Insulation in Lindenhurst

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

1What is the best type of insulation for my Lindenhurst home, considering our local climate?

For our humid, coastal climate with cold winters and warm summers, spray foam and blown-in cellulose are top choices. Spray foam provides an excellent air seal against damp, salty air and high winds, while dense-packed cellulose is superb for sound dampening and filling tricky cavities in older homes. The right choice depends on your home's age, construction, and specific areas needing insulation, like attics or crawl spaces.

2How much does insulation installation typically cost for a home in Lindenhurst?

Costs vary widely based on home size, material, and project scope, but Suffolk County homeowners can expect to pay between $1,500 to $3,500 for a standard attic insulation project. Local factors like older home construction, accessibility challenges in historic districts, and the higher cost of living on Long Island influence pricing. Always get itemized estimates that include removal of old insulation if needed, which is common in Lindenhurst's many pre-1970s homes.

3Are there any local rebates or incentives for upgrading insulation in Lindenhurst?

Yes, Lindenhurst residents should first check PSEG Long Island's rebate programs, which often include incentives for adding insulation to meet specific R-value targets. Additionally, New York State offers tax credits for certain energy-efficient improvements, and federal programs like the Inflation Reduction Act may provide applicable tax credits. A qualified local installer will be up-to-date on the latest available incentives.

4When is the best time of year to install insulation in Lindenhurst?

While insulation can be installed year-round, late summer and early fall (September-October) are ideal. This timing allows you to prepare for Long Island's heating season, and contractors' schedules are often more flexible than in peak winter. Avoid the deepest winter months if your project requires significant air sealing, as proper ventilation during application can be challenging when you need to keep the house warm.

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

Prioritize contractors licensed and insured in New York State with specific experience in Suffolk County's building styles. They should perform a thorough energy audit or assessment first. Check for familiarity with local building codes, especially for flood zone considerations in lower-lying areas near the Great South Bay, and ask for references from nearby projects to verify their reputation for quality and reliability.