Cornerstone Premium Sliding Patio Doors
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Cornerstone Premium Sliding Patio Doors
Whether you have a yard, deck or terrace, Cornerstone Sliding Patio Doors extend your room's ambiance, creating an open, expansive feeling. The Cornerstone Sliding Patio Door's expanded glass area provides added light and its reliable sliding convenience extends your enjoyment year round.
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Traditional Beauty
- Wide sightlines for full, unobstructed views
- Coved glazing beads
- Classic wood-like design
Unsurpassed energy efficiency
- Optimal 7/8“ insulating glass
- ClimaTech® hight performance glass
- Heavy-duty weatherstripping and weatherseals
- Full door panel interlock
Maintenance freedom and ease of use
- Everlast™ virgin PVC vinyl never needs painting or staining
- Low friction adjustable tandem rollers
Lifelong strength and durability
- Heavy-duty E-Gard® multipoint and operating hardware
- Lifetime Limited Transferable Warranty