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About product and suppliers:
        Alibaba.com offers 498 patio bifold doors products. About 89% of these are doors. 

A wide variety of patio bifold doors options are available to you, such as accordion doors, sliding doors, and entry doors. You can also choose from aluminum alloy, solid wood, and glass. As well as from folding, sliding, and swing. And whether patio bifold doors is exterior, interior, or commercial. 

There are 497 patio bifold doors suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of patio bifold doors respectively. 

Patio bifold doors products are most popular in North America, Oceania, and Africa. 

You can ensure product safety by selecting from certified suppliers, including 483 with Other, 143 with ISO9001, and 46 with ISO14001 certification.