Expert SIDING Installation & Replacement

James Hardie Siding

40 Years of Experience

Certified Professionals

Superior Workmanship with Proven Reputation

Stress-Free Process

Thermo-Seal Windows, Siding & Roofing, Inc.

James Hardie Siding Installed by Thermo-Seal: Lasting Beauty. Proven Performance.

When it comes to siding that’s built to last and designed to impress, James Hardie siding stands at the top of the industry. Known for its fiber cement technology, James Hardie products offer the ideal blend of durability, weather resistance, and timeless curb appeal—making it a popular choice for homeowners across the Northeast.


Thermo-Seal proudly installs James Hardie siding across New York and Connecticut. With over 40 years of exterior remodeling experience and a dedicated team of full-time installers, we bring expert craftsmanship and detail to every Hardie installation—ensuring your home looks great and stands strong for years to come.

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Thermo-Seal SIDING replacement

Why Choose James Hardie Siding?

James Hardie is the inventor of fiber cement siding and continues to lead the market with products designed to outperform traditional wood or vinyl, especially in challenging climates.


Key advantages of James Hardie siding include:


  • Fiber cement construction that resists rot, pests, fire, and weather damage
  • HardieZone® System engineered for regional climate performance
  • Fade-resistant ColorPlus® Technology available in rich, lasting colors
  • Multiple styles: plank lap, shingle, panel, and board & batten designs
  • A popular choice for homeowners seeking both modern and traditional aesthetics



James Hardie siding is often chosen for its long-term value, durability, and premium appearance, especially in homes that face harsh weather or require low-maintenance solutions with a high-end look.

Expert James Hardie Siding Installation by Thermo-Seal

Fiber cement siding requires specialized knowledge and handling—and Thermo-Seal’s in-house team has the experience to do it right. We’ve completed numerous James Hardie siding installations across the Tri-State area, always with close attention to detail and full alignment with manufacturer best practices.


With Thermo-Seal, you can expect:


  • A free in-home consultation and design recommendations
  • Precision cutting and clean installation by trained professionals
  • Consistent communication and a job site managed with care and respect



Our clients trust us to deliver outstanding results—and we treat every project as if it were our own home.

FAQs About James Hardie Siding

  • What is fiber cement siding?

    Fiber cement is a composite material made of cement, sand, and cellulose fibers. It’s stronger and more weather-resistant than vinyl or wood, making it ideal for Northeast climates.

  • Is James Hardie siding low maintenance?

    Yes. Especially with ColorPlus® Technology, James Hardie siding resists fading, peeling, and cracking. It requires far less maintenance than wood and holds paint significantly longer.

  • What styles does James Hardie siding come in?

    James Hardie offers a wide range of styles, including HardiePlank® lap siding, HardieShingle® siding, vertical panels, and board & batten—allowing for both classic and modern designs.

  • Is James Hardie siding fire resistant?

    Fiber cement is non-combustible, and James Hardie siding is recognized for its fire resistance. It does not ignite when exposed to direct flame, unlike wood or vinyl.

  • How long does James Hardie siding last?

    When installed properly, James Hardie siding is known for its long lifespan—often exceeding 30 years, with minimal maintenance requirements over time.

Transform Your Home with James Hardie Siding from Thermo-Seal

Ready to upgrade your home’s exterior with siding that performs and impresses? Schedule your free consultation with Thermo-Seal to explore James Hardie siding options and get expert recommendations from our experienced team.

Request A Free Estimate Today

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Thermo-Seal Windows, Siding & Roofing, Inc.

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Contact Info.

Phone Number:

Email Address:

Showroom:

456 Sunrise Highway, Rockville Center NY 11570 - (516) 689-7214

Rye Corporate Office:

411 Theodore Fremd Avenue, Rye NY 10580 - (914) 635-3748

Stamford Office:

263 Tresser Blvd., Stamford, CT 06901 - (203) 990-1812

Melville Office:

68 South Service Road., Melville NY 11747 - (631) 710-6937

CLIENT REVIEWS

What Our Clients Are Saying About Us

Thermo-seal Windows provides exceptional customer service alongside high-quality products. Recently, I had the majority of my home's windows replaced by Aaron's team, and their performance was nothing short of impressive. They arrived on time, maintained a tidy work area, and dedicated themselves to ensuring a perfect installation of the windows.

Leonora M.

CLIENT REVIEW

5 Stars Rating

Aaron and his team were amazing, from start to finish! They worked with us every step of the way and Aaron was always just a call or text away to answer any questions we had. The windows are perfect and we love them. We highly recommend working with Aaron and his team. They are professional, courteous and their work is top notch!

Juliane P.

CLIENT REVIEW

5 Stars Rating

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