Expert remodeling
Door Installation & Replacement in Westchester County
40 Years of Experience
Certified Professionals
Superior Workmanship with Proven Reputation
Stress-Free Process
Thermo-Seal Windows, Siding & Roofing, Inc.
Door Solutions That Enhance, Secure, and Insulate Your Westchester County Home
Looking for high-quality door installation in Westchester County, NY? Thermo-Seal has been a trusted name in door replacements and exterior upgrades for over four decades. Our door services combine top-rated products, expert in-house installers, and award-winning customer care—resulting in beautiful, weather-tight entryways that enhance curb appeal and boost your home’s security. From energy-efficient front doors to sliding patio doors, our seamless process ensures a hassle-free upgrade that’s built for lasting performance.
Whether your current doors are drafty, outdated, or worn from Westchester County’s seasonal changes, our certified team provides tailored door replacement solutions backed by industry-leading warranties. At Thermo-Seal, replacing your doors means upgrading your home’s function, protection, and appearance—inside and out.
Westchester County’s mix of historic architecture and modern homes requires doors that not only look great but also perform in all weather. We help homeowners across towns like White Plains, Yonkers, and Scarsdale protect their homes with stylish, durable, and energy-efficient door options.
Thermo-Seal Exterior Remodeling
Complete Door Replacement Services in Westchester County That Improve Comfort and Curb Appeal
At Thermo-Seal, our door services are designed to fix common homeowner concerns in Westchester County—rising energy bills, drafts, security vulnerabilities, and aging aesthetics. When you partner with us, you're getting a full-service team of door specialists, not subcontractors, focused on improving the comfort, style, and efficiency of your home.
We custom-fit every door installation to match your home’s character and your personal style—whether you're aiming for modern glass panel doors, classic wood finishes, or sleek steel options. We only work with premium manufacturers like Therma-Tru and Andersen, so your new doors are built to last for decades.
✔ Every install is handled by our in-house, factory-trained crew
✔ No subcontractors—just reliable craftsmanship from a dedicated team
✔ Precision installation ensures energy savings and secure entryways
Why Westchester County Homeowners Trust Thermo-Seal for Door Installation
Thermo-Seal is more than just a door contractor—we’re a trusted remodeling partner serving homeowners across Westchester County, NY. Since 1985, we've completed over 20,000 exterior projects, earning a reputation for superior service and dependable results.
Here’s why homeowners in Westchester County choose Thermo-Seal for their door needs:
✔ Andersen Certified & Therma-Tru Experts – Certified by leading brands for top-quality door installations
✔ In-House Installers Only – Every job is completed by our skilled, full-time team
✔ Recognized for Service – Proud recipients of multiple Angi Super Service Awards and an A+ BBB rating
✔ Long-Term Value – We use high-performance doors that are designed to withstand the elements for years
✔ Better Energy Performance – Upgraded doors mean fewer drafts and lower heating and cooling costs
From Tarrytown to Mount Vernon, we’re the name Westchester County homeowners trust for worry-free door replacements.
Solve Real Issues with Door Replacement in Westchester County
Aging or poorly installed doors can quietly create bigger problems in your home—like rising energy costs, weakened security, and poor insulation. Thermo-Seal’s door installation services in Westchester County directly tackle these issues with modern, durable solutions:
✔ Old, Drafty Doors? We replace them with insulated, tight-sealing models that block out cold air and noise
✔ Outdated Designs? Choose from modern, classic, or custom styles to boost your home’s look
✔ Weak Entry Points? Strengthen security with doors engineered for safety and built to last
✔ Energy Loss? Our energy-efficient door options help cut utility bills and increase comfort year-round
We help Westchester County homeowners address what’s really impacting their homes—one door at a time.
Schedule Your Free Estimate Today
Ready to transform your home’s exterior with expert remodeling that lasts? Contact Thermo-Seal today for a free in-home estimate and experience why thousands of homeowners across New York and Connecticut trust us for windows, siding, roofing, doors, and more.
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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.
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!
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