Products > Patio Doors

Patio Doors

Patio Doors


Sliding Patio Doors are the perfect solution to your needs. They provide easy access to decks and balconies, yet they are secure against the elements.


Alpha Sliding Glass Doors can be installed into existing openings or built into any wall in your home. They feature a reinforced frame and sure track sliding system which makes opening and closing easy. There are two panes of double insulated tempered glass and moisture absorbing desiccants, which virtually eliminate drafts and condensation all year long. The multi-point, automatic locking system, insures maximum security and peace of mind. Handles and hardware are finished with a patented clear protective coat which significantly reduce scratches and keeps the “like new” look for years.

Our Vinyl Sliding Patio Doors Feature:

  • Fully welded main frame
  • Double Glazed Tempered Glass
  • Fully welded sashes
  • Steel Reinforcement
  • Superior Weather-Stripping
  • Weather Tight Interlocking System

Alpha Sliding Glass Doors feature beautiful white or brass handles and hardware. Their exclusive, multi-point automatic locking system gives you and your family peace of mind.


Alpha windows purchased and installed by Alpha come with a lifetime limited warranty. The warranty covers windows to be free of any defects in material and workmanship, excepting broken glass or screening.

  • Vinyl Sash Frame and Vinyl Mainframe combination profiles are warranted against cracking, warping, peeling, flaking, blistering or corroding.
  • Moving Parts of the Basic Window Unit including balances, brass wheels, and locking mechanisms are warranted against defects.
  • Fiber Glass Screening and Screen Frame are warranted against manufacturing defects resulting in rotting or rusting.
  • Insulating Glass Units are warranted against development of material obstruction of vision occurring from manufacturing defects, resulting from film formation or dust collection between interior glass surfaces, caused by failure of the hermetic seal.

In the case of an ownership change, you may transfer this warranty to the new owner at your request.