Expert remodeling
Window Installation & Replacement in Riverside, CT
40 Years of Experience
Certified Professionals
Superior Workmanship with Proven Reputation
Stress-Free Process
Thermo-Seal Windows, Siding & Roofing, Inc.
Window Replacement in Riverside That Matches Coastal Charm With Modern Efficiency
Looking for reliable window installation in Riverside, CT? Thermo-Seal has been upgrading homes across Fairfield County for over 40 years with expertly installed, energy-efficient windows. Whether you live near the Riverside Yacht Club or in a quiet residential enclave, our window solutions in Riverside are tailored to withstand the local coastal climate while enhancing your home’s beauty.
All projects are handled by our own factory-trained team—never subcontractors—so every detail meets the highest standards. If your windows are aging, drafty, or outdated, Thermo-Seal installs new windows in Riverside that improve energy efficiency and elevate your home's appearance.
Thermo-Seal Exterior Remodeling
Full-Service Window Installation in Riverside Designed for Coastal Conditions
Homes in Riverside face year-round challenges, from salt air and coastal winds to freezing winters and muggy summers. We install premium windows from trusted names like Andersen—engineered for durability and thermal performance in every season.
✔ Installed by our certified, in-house professionals
✔ Built to handle Riverside’s fluctuating weather and salty air
✔ Available in a range of styles and finishes to suit any architectural style
Why Riverside Homeowners Trust Thermo-Seal for Window Replacement
Thermo-Seal has completed over 20,000 projects since 1985, becoming one of Fairfield County’s most trusted names in window installation. Homeowners in Riverside choose us for quality, consistency, and results that last.
Why Riverside residents choose Thermo-Seal:
✔ Andersen Certified – Specialists in long-lasting, high-performance windows
✔ No Subcontractors – All installations done by our trained team
✔ A+ BBB Rating – Recognized across Fairfield County for dependable service
✔ Weather-Resistant Windows – Built to resist corrosion, drafts, and UV rays
✔ Energy Efficiency – Lower your energy bills with advanced insulation features
From the water’s edge to inland neighborhoods, Thermo-Seal delivers Riverside window replacements that blend form and function.
Window Replacement in Riverside That Solves Common Home Issues
Outdated windows can lead to a variety of problems—from drafts and leaks to high utility bills and constant upkeep. Thermo-Seal installs windows in Riverside that solve these issues with modern, worry-free solutions.
✔ Cold Spots or Leaks? Our windows seal tightly and provide excellent insulation
✔ Difficult Operation? Easy-to-use designs improve everyday functionality
✔ Rising Energy Costs? Our windows help maintain a stable indoor climate
✔ High Maintenance? Low-maintenance materials stay beautiful with minimal care
Thermo-Seal’s window installation in Riverside is designed to improve performance, boost comfort, and enhance curb appeal—all in one seamless upgrade.
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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Service Area
Services We Offer:
Upgrade Your Home Now & Pay Later – Interest Free!
For a limited time, enjoy convenient financing with 0% interest for up to 25 months.
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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