Sliding Doors

WinGuard® Premium SGD780 Doors

PGT Aluminum Doors

This WinGuardⓇ aluminum sliding glass door incorporates the functionality of our Preferred Sliding Glass Door while providing an elegant, architectural style that is reminiscent of a French Door. Its smooth operation and extra layer of security is just one reason why we were recognized as #1 in Quality Patio Doors.* Choose this option for any area where you want to maximize your view, like a living room, family room, or master bedroom.


Features & Benefits

WinGuard® Aluminum is an impact-resistant line that enhances peace-of-mind. It helps protect your loved ones from severe weather, would-be intruders, and noise pollution. Plus, impact-resistant products can help lower your insurance premium while the overall value of your home increases.

Features added security by restricting panels from being lifted off the tracks

Up to eight glass door panels move horizontally along upper and lower tracks

Bottom rail delivers the look of a French Door

Expansions of up to 40’ for uninterrupted views and a great source of natural light

Max panel size: 5’w x 8’h or 4’w x 10’h

Max overall opening size: 40’w x 8’h or 32’w x 10’h

Dual-point locking mechanism provides added security by restricting panels from being lifted off the tracks

Heavy-duty tandem rollers allow easy fingertip opening

Hidden installation and assembly screws for a sleek, finished appearance

Corner and pocket door configurations available

Energy Savings

The Winguard Premium SGD780 Impact Resistant Sliding Glass Doors are designed to provide maximum energy efficiency and savings. These doors are made of high-quality impact-resistant glass and reinforced with heavy-duty aluminum frames, providing excellent insulation and reducing energy transfer between indoor and outdoor spaces. Additionally, these doors come with weatherstripping and a multi-point locking system that further improves energy efficiency by preventing air leaks and enhancing security. With the Winguard Premium SGD780, homeowners can enjoy a comfortable and energy-efficient living space while also reducing their energy bills.

Design Options

Frame Colors

White, Bronze, Black, Clear Anodized

Glass Options

Clear, Bronze, Gray, Green, Azure Blue, Solar Cool Bronze, Graylite ll


Schedule Your Free Quote

Let us know what time is convenient for you and we’ll have one of our experts call to set up your home consultation in person or virtually.