Multiple Folding Doors

Whether you’re watching the sun rise in the morning or set in the evening, patio windows provide the perfect view of the landscape that sits just beyond your backyard. That’s why finding the right patio sliding doors for your home is so important; you need to experience and connect with the vistas of your region. Whether you place your dining room table near these patio windows or have your favorite chair positioned so that you can enjoy the relaxing views, there’s no question that patio sliding doors provide an escape while remaining within the comforts of your own home.


Multiple Folding Door

Multiple folding doors feature two or more folding panels in a variety of operable/fixed panel combinations.

GS Patio Sliding Door



Patio sliding doors have at least two sliding panels with 1 or more operable sashes.

GS Series Key Door Benefits

  • Beveled, multi-chambered extruded vinyl improves energy efficiency while providing an aesthetic look
  • Ergonomic handle with dual point locking system for easy operation
  • Steel and aluminum reinforcement for structural integrity
  • Fusion welded corners for strength and stability
  • Adjustable nylon wheel rollers featuring galvanized steel housings for added durability and smooth, quiet function
  • Heavy duty aluminum rail system for smooth operation
  • 5-5/8" frame depth engineered to host heavier insulated glass units
  • Side-lite configurationsare available and can be fixed or operable
  • In-swing or out-swing operation for french swing doorsare available and can be fixed or operable
  • Even sight lines for a balanced look
  • STC rated for low sound transmission
  • Duralite spacer enhances thermal performance of glass components
  • 1-3/16" insulated glass unit featuring LoE3 glass
  • Optional TriplePane glass for increased thermal performance
  • Optional DuraPane glass for increased thermal performance and impact resistance
  • Argon gas filled chambers for low heat transfer through the glass package