If you want to take Home Improvement to a higher Level, you came to the right place.

Give us a call today for a FREE QUOTE(866) 712-0725


Windows are a big part of your home’s aesthetic value. Not only do they greatly affect how your home looks, they also make a huge difference in how it functions. New technology has helped to update windows to enhance energy..


Here at Thermo-Seal, we think you should take pride in the way your home looks. We also feel that the exterior of your home should function correctly. Outdated siding can make your home look run down and not cared for.


Your roof is a functional part of your house that affects the overall look of your home. Roofing is comparable to the icing on the cake, and faulty or broken roofing may make your home look worn and unkept. Thermo-Seal provides…


Whether you are planning a full-scale home remodeling or renovation project, or simply looking to make some improvements to your home, Thermo-Seal Home Remodeling Group delivers affordable, quality results.


Home Remodeling, Roofing Contractors, Replacement Windows, Siding & more In NYC, Long Island, Queens, Rye, Westchester & Beyond

Thermo-Seal Windows, Siding and Roofing is a leader in the residential and commercial remodeling industry. We have over three decades of experience in repairing, remodeling and upgrading homes/property in the Tri-State area.

By choosing Thermo-Seal, you are getting not only the best windows, remodeling and roofing contractors, but a company with a history that stems from being the largest private brand replacement windows manufacturer in the area.

We thrive to make the entire renovation experience positive for our customers – from your first phone call, until the final hand shake. We have an extensive list of happy customers that are happy to recommend our services. At Thermo-Seal, we believe our job is more than just replacing or repairing your roof, siding, and windows. We make sure that you enjoy your entire experience of the project, and that your property is in great shape for years to come.

With over 40 years of combined experience, we know you won’t be disappointed with our products, our customer service, or the quality of our work. We want you to be happy with the job we do the first time. At Thermo-Seal we feel our job is not done until you are completely satisfied with both our work and the level of service you receive.

Protect Your Home with Regular Maintenance

Your home is your most valuable investment, and your roof protects everything inside. Regular maintenance on your roof is an important task you must be responsible for. Don’t risk this prized investment. Allow us to maintain, repair, and replace your roof before damaging issues arise. We can help you set a regular maintenance schedule for your home, to ensure that everything that is important to you is protected from damage from the elements. Our roofing contractors are knowledgeable about all types of roofing methods and materials, and can ensure that your roof will remain a valuable asset to your home.


Explore Our Windows Services in Your Local Area:

Nassau County, NYSuffolk County, NYWestchester County, NYFairfield County, CTState of Connecticut

Explore Our Siding Services in Your Local Area:

New York, NYNassau County, NYSuffolk County, NYWestchester, NYConnecticutFairfield County, CT

Explore Our Roofing Services in Your Local Area:

New York, NY – Nassau County, NYSuffolk County, NYWestchester, NYConnecticutFairfield County, CT.

Great News! – We have partnered with two amazing companies in our local area. The first: A Hempstead Replacement Windows branch, and the second: A Roof Repair in Brookhaven Branch.

Attention Active Military, Veterans, and Retirees

GAF – a U.S.-based corporation – is giving back to our troops Receive a $250 rebate off your Lifetime Roofing System* when installed by a GAF Factory-Certified Contractor!
For questions, please contact the Thermo-seal Home Remodeling Group for Roofs for Troops information at (866) 712-0725

Our Certifications


certainteed_5star GAF-Master-Elite-Logonew

Our Manufacturers: