Premium Doors
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patio doors

At Thermo-Tech, we build exceptional quality into all of our Patio Doors. It's the kind of quality that homeowners can see in the cost-saving energy efficiency. In the exceptional safety and security. And in the durable style details. Thermo-Tech Patio Doors are made with strong, premium-grade materials that help keep the weather outside and comfort inside. They’re also easy to operate and clean—inside and out. In fact, they require very little maintenance throughout the year for grand openings decade after decade.

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Classic French
Sliding Patio Doors

Thermo-Tech French Sliding Patio Doors are engineered for superior performance and
energy efficiency with timeless appeal.

Classic French Sliding
Patio Doors >

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Slim Line
Sliding Patio Doors

Slim Line Patio Doors by Thermo-Tech are
engineered for superior performance,
durability and energy efficiency.

Slim Line Sliding
Patio Doors >


warm edge technology

Warm Edge Technology

Reduces interior condensation and cloudy glass.

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Insulated Glass

At the heart of every Thermo-Tech window and door.

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Inspirations Photo Gallery

Some of the most photogenic windows and doors around.

Learn more >

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