folding exterior doors offer many options for creating connections between inside and outside spaces, family room to sunporch or screened porch, kitchen to deck, master bedroom to private terrace…
several readily available options are now on the market, the first company to provide residential folding doors was Nanawall:
NanaWall
nanawall was one of the first companies to offer folding partition doors, and still has one of the finer products…
other readily available options:
Jeld-Wen Custom Fiberglass Folding Patio Door
Andersen Architectural Outswing Folding Patio Door
IWP Exterior Folding Door System by Jeld-Wen
Andersen also has a folding door