Slider Windows feature two mobile sashes that can move left or right and can be removed for easy cleaning. Since they are easy to operate and hassle free, they are popularly selected for hard to reach places.


Alpha sliding windows complement structures where elegant vertical lines are needed at an economical cost. Depending on the system selected, the sash will slide or roll. Regardless of system, the sash can be removed for easy cleaning and al units are fully weather-stripped with high-tech seals to assure resistance against the elements.

Our Vinyl Slider Windows Feature:

  • Fully welded main frame
  • Double or Triple Glazed Glass
  • Fully welded sashes
  • Warm Edge Technology Super Spacer
  • Durable Force Locks
  • Aluminum Reinforcement
  • Polyurethane Foam Wrap
  • Superior Weather-Stripping
  • Argon or Krypton Gas
  • Weather Tight Interlocking System
  • Double Strain Low-E Glass

Higher energy savings of up to 50% with high efficiency Alpha Windows.


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.