Thermo-Seal Windows, Siding and Roofing

Thermo-Seal Windows, Siding and Roofing Thermo-Seal Windows, Siding, and Roofing. New York & Long Island's Top Choice for Home Remodeling Services

At Thermo-Seal we take pride in knowing that we provide high quality work and amazing customer service in everything we do. We are New York & Long Island's top choice for Replacement Windows, Roof Repair, Roof Replacement, and Siding services with over 35 years of experience.

09/09/2026

What is it really like working with ThermoSeal?

After years of experience with our team, Scott shares why professionalism, communication and trust continue to stand out.

ThermoSeal provides roofing, replacement windows, siding and exterior home improvement services for homeowners throughout Long Island and the surrounding Tri State area.

If you are considering a roofing, siding or window project for your home, hear it directly from someone who has experienced the ThermoSeal difference.

Schedule a free consultation to get started.

🏠 A better roof starts with the right team.Your roof is one of your home’s most important lines of defense. Thermo-Seal ...
08/12/2026

🏠 A better roof starts with the right team.

Your roof is one of your home’s most important lines of defense. Thermo-Seal combines premium roofing materials with expert craftsmanship to deliver lasting protection, durability, and curb appeal.

As a GAF Master Elite Contractor, we install roofing systems built to stand up to the elements and look great doing it.

Ready for a roof you can rely on? Contact Thermo-Seal today for a free, no-hassle estimate.

📞 (866) 901-6808
📍 Serving the Tri-State area!

07/24/2026

Roofs don't ask for attention until something's wrong, and by then it's usually urgent. Whether you need a full replacement, a repair after a storm, or just want a second opinion before your roof becomes a problem, our in-house team has handled it across New York, New Jersey, and Connecticut for 40 years.

No subcontractors, ever, so the crew that inspects your roof is the same one that fixes it. Want peace of mind before the next storm rolls through? Get a free, no pressure estimate.
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07/20/2026

Thinking about new siding but not sure which material makes sense? Vinyl, fiber cement, and cedar shake all protect your home differently, and the right choice depends on your budget, your climate exposure, and how long you're planning to stay put.

We've installed all three across New York, New Jersey, and Connecticut for 40 years, so we know what actually holds up here. Our in-house team will walk you through the pros and cons for your specific home before you commit to anything.

Curious what's right for your place? Get a free, no pressure estimate.

Finding a roofing company you can actually trust shouldn't be this hard. Between the door knockers and the lowball quote...
07/13/2026

Finding a roofing company you can actually trust shouldn't be this hard. Between the door knockers and the lowball quotes, homeowners deserve better.

We've built our name in the Tri State area on honest work, straight answers, and roofs that hold up long after the crew leaves. That's the kind of company we want to be for every homeowner we work with.

Free estimates are always just a message away.

Two recent reviews, one common theme. 🪟Weston told us after his kitchen window install: "When he left you never knew he ...
07/06/2026

Two recent reviews, one common theme. 🪟

Weston told us after his kitchen window install: "When he left you never knew he was there. Not a speck of dust or debris left behind. I would and will recommend him to anyone."

And Jhoan said: "Installers came on time and did a very good job. Windows look nice and sturdy."
On time. Clean. Done right. That's what we mean when we say we treat your home like our own.

If your windows are due for an upgrade, reach out for a free estimate at thermosealwindows.com

What's the one thing you wish every contractor did? Tell us below. 👇

To every dad who's kept the family together and the house standing, today's for you. 🏠❤️Happy Father's Day from all of u...
06/21/2026

To every dad who's kept the family together and the house standing, today's for you. 🏠❤️

Happy Father's Day from all of us at Thermo-Seal.
•

Same house. Completely different feeling.These windows were letting in drafts, blocking the view, and driving up energy ...
06/05/2026

Same house. Completely different feeling.
These windows were letting in drafts, blocking the view, and driving up energy costs every single month. After Thermo-Seal's installation? Crystal-clear glass, a tighter seal, and a home that finally looks as good as it should.
June is one of the best times to get this done — before peak summer heat hits and your AC is working overtime to compensate for outdated windows.
Free estimates available across the Tri-State area. Drop a comment or visit thermosealwindows.com to get started.

☀️ The nice weather is finally here to stay, and your home should be ready for it.If you've been dealing with drafts, di...
06/04/2026

☀️ The nice weather is finally here to stay, and your home should be ready for it.

If you've been dealing with drafts, difficulty opening them, or just letting that beautiful warm breeze pass you by, now is the perfect time to upgrade.

At Thermo-Seal, we make the process easy from start to finish. New windows, better light, lower energy bills — and a home that finally feels the way it should.

📞 Message us today for a FREE, no-obligation estimate.
Serving NY, NJ & CT since 1985. 🏡

06/02/2026

🏠 Most homeowners don't know their roof needs replacing, until it's too late.
Signs of a failing roof aren't always obvious. No major leaks, no missing shingles but age, wear, and hidden damage can be quietly costing you money every single day.
✅ Free roof inspections
✅ Expert installations across NY, NJ & CT

If your roof is 15–20 years old, it's worth a second look. Let Thermo-Seal take a look before a small issue turns into a major expense. 👇
📞 [866) 901-6808]
🌐 [https://www.thermosealwindows.com/]

Address

456 Sunrise Highway
Rockville Centre, NY
11570

Opening Hours

Monday 7am - 10pm
Tuesday 7am - 10pm
Wednesday 7am - 10pm
Thursday 7am - 10pm
Friday 7am - 10pm
Saturday 8am - 9pm

Telephone

+19143543374

Website

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