Additional Product Information

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The beauty of our bi-fold door is that the multiple panels fold to create an opening that can be as large as the size of the door frame. Up to seven sash panels fold to either side, creating a wide opening without any interruption.

An elegant and stylish replacement and new construction door, the bi-fold instantly creates a modern essence and keeps rooms open and flexible to the outdoors or adjoining spaces. This versatile door design uses compression-seal technology for superior sound, air and water performance.
The door comes in white, clay or beige and can, additionally, be foiled with either solid colors or woodgrain foils.


  • Large glazing capacity of up to 1 3/8 in for improved energy efficiency and acoustical properties.

  • Multiple locking points and compression seals all around the sash perimeter for water tightness, minimal air infiltration, security and good sound insulation.

  • Large reinforcement chambers in the sash for sash sizes as large as 7 ½ ft high and 3 ft wide (up to 175 lbs).

  • High-definition finish for weather and stain resistance and ease of maintenance.

Performance Summary
148 x 96 in (3740 x 2430 mm) (4 panels)
NAFS: up to Class LC-PG25
U-value: down to 0.21*
*based on simulation​

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Few designs are more classic or have as many different uses as hinged doors. Hinged doors are offered as a single sash creating a beautiful main entrance or as dual sash, also referred to as French doors, connecting the indoors with the outdoors. These versatile doors can be used for patio, deck or balcony access.
The Hinged Door design offers an attractive solution for both residential and commercial applications. Matching fixed and operable windows can be paired with this door as top and side lites allowing for the greatest design flexibility.
With the hinged door design, single inswing and outswing as well as double inswing and outswing configurations are possible..
The system is available in white, beige or clay and can be laminated with solid color or wood-grain foils.


  • Multiple locking points and dual weather seals for optimal.

  • Up to 1 3/8 in glazing capability for increased energy efficiency and acoustical performance.

  • Unique uPVC corner blocks connect steel reinforcement for long-term trouble-free operation.

  • High-definition finish for weather and stain resistance and ease of maintenance.​

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* All Sound Proof Atlanta Products are Referred to as "SPA" Products