Sliding Patio Doors

Function, Fashion, and Performance

As the perfect complement to our sliding windows, the Alpha sliding patio door is adaptable, high-performing, and available in both standard sizes for new builds and custom sizes for renovations.


Alpha sliding patio doors are available in dual pane and triple pane glazing and your choice of low-e and argon gas, allowing you to meet today’s energy performance needs and building code requirements.

  1. Integral nailing fin for easy installation on new builds
  2. Stylish, dual-point locking mechanism (optional)
  3. Durable aluminum sill cover
  4. Dual pane and triple pane capability
  5. Accessory parts for exterior brickmould trim option for renovation
  6. Air and watertight, fusion-welded, 4 13⁄16” vinyl frame
  7. Interior jamb extensions available to for various wall depths
  8. Available in solid white or beige

Patio Door Handles

Stylish and well-designed handles are available in various finishes, with optional keyed lock.

  • Standard

  • Optional

  • White

  • Beige

  • Black

  • Faux Orb*

  • Satin Nickel

  • *Only available with 9900

On-Trend Finishes

Get a beautiful, long-lasting finish with our durable laminate technology.

Exterior Laminate Finishes

  • Jet Black

  • Iron Ore

  • Sable

  • Brushed Silver

  • Commercial Brown

Interior Laminate Finishes

  • Jet Black

  • Stainable Fir

Door Configuations

  • 2 Panel

    2 Panel

  • 3 Panel

    3 Panel

  • 4 Panel

  • 3 Panel

    3 Panel

A Modern Alternative to Traditional Blinds

Enjoy all of the convenience, safety, and ease of cordless blinds without any of the hassle. Our innovative approach places traditional blinds inside the insulated glass for a worry-free, modern experience.