Folding Glass Patio Doors

“Folding glass patio door is a type of door which opens by folding back in sections or so-called panels. Folding doors are also known as 'bi-fold doors', in spite of them most often having more than two panels. Another term is 'concertina' doors, inspired by the musical instrument of the same name. “ Above is the concept form Wikipedia. Folding glass patio doors are usually made of wood or aluminum or composite, which depend on the door frame material yous select.

Folding glass patio doors look modern. When all the panels slide to the side, the doors offer as wide as rough opening. Folding glass patio doors are great for yard party, barque. Glass doors make the house bright and modern.

Doorwin’s Options

According to the width of the rough opening, Doorwin is able to four to ten panels of folding glass patio doors. Our doors are made of extruded thermal break aluminum profile with thickness of over 1.4 mm to provide modern slimline look and great energy efficiency. For glass, double pane tempered glass is our standard options. Low-e coating, argon gas filled, warm edge spacer are some ways to make the windows more energy efficient. Top quality hardware provide great security.

Dooorwin’s Factories

Doorwin has its three own modern factories with professional customize service in design. Our modern factories allow us to provide direct transparent pricing to every clients, no additional cost for any customized design. With a factory area of 20,000 m2 and production capacity of 100,000 m2 per year, Doorwin has the scale to ensure timely delivery and the flexibility to reduce manufacturing lead time to as short as 18 days.

About Doorwin  

Doorwin Windows, professional leading manufacturer in China, provides quality windows and doors to North America, Australia, Europe and South America. Our products range from classic style to modern style windows and doors in wood, aluminum and vinyl frame. With many wonderful projects cases, Doorwin products are loved by homeowners and construction professionals. Let us help with your project. Visit our site at 


May 14, 2020 — DOORWINGROUP