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For Reputable and Trustworthy Siding Replacement in Westchester County, NY, You Must Choose Thermo-Seal!

If the siding on your home has clearly seen better days, then perhaps it’s time to contact one of Westchester County, New York’s best siding replacement companies. Since 1985, Thermo-Seal Windows & Siding has fostered relationships with customers all over the area, creating one of the most trusted siding companies in home improvement.

At Thermo-Seal, we focus on delivering high-quality work with exceptional-quality products. This allows us to show our customers that the best siding materials mean very little if an expert is not there to help install the product. Thanks to our decades of experience, we can ensure every siding replacement job is done to high standards.

Siding Installation and You: What to Expect from Thermo-Seal

Thermo-Seal understands that the key to upgrading the exterior of your home is to work with a reputable company and unmatched quality siding. We’ve paired ourselves with CertainTeed and James Hardie to give our customers the best-in-class siding from two trusted companies. Your siding replacement dreams are about to come true.

James Hardie Siding in Westchester County

Unparalleled durability. Impeccable weather resistance. Infinite aesthetic appeal. These are just some of the benefits of investing in fiber cement siding from James Hardie. With proven longevity, low maintenance, and a track record of unrivaled quality, James Hardie siding is in a class all its own.

CertainTeed Siding

With backing by CertainTeed’s 5-star contractor certification, Thermo-Seal can go into a job site and deliver a quality siding installation service without issues or problems. That expert installation, married to a quality product with a wide range of design choice,s allows homeowners to enjoy CertainTeed siding for years to come.

Westchester County, NY’s Best in Siding Replacement

It’s time to make a choice. Are you going to let your siding continue to deteriorate on your home or are you going to give us a call? Contact Thermo-Seal today for the best siding work money can buy!

We make clients happy.

We Make it Easy

With customer service and craftsmanship that’s second-to-none, we make it easy
to achieve the home of your dreams.
Free, No Hassle Estimates Schedule a free in-home or virtual estimate. We’re here to help!
High Quality Products We offer the best products available, including our own brand of replacement windows.
Satisfaction Guarantee Our job is not done until you’re completely satisfied.

We've got connections.

We're certified by the industry’s leading manufacturers to offer a wide range of top quality options. View Our Credentials

We offer multiple locations to serve you throughout the Tri-State area including Rye, Westchester County, Melville, and Stamford.

456 Sunrise Highway
Rockville Center, NY 11570
(866) 281-4567
Melville Office
68 South Service Road
Melville, NY 11747
(866) 281-4567
Rye Corporate Office
411 Theodore Fremd Avenue
Rye, NY 10580
(914) 925-3443
Stamford Office
263 Tresser Blvd
Stamford, CT 06901
(203) 663-3534