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About product and suppliers:
        Alibaba.com offers 20,759 bottom door products. About 7% of these are doors, 2% are windows. 

A wide variety of bottom door options are available to you, such as entry doors, sliding doors, and security doors. You can also choose from solid wood, steel, and mdf. As well as from finished, unfinished. And whether bottom door is waterproof, or magnetic screen. 

There are 20,759 bottom door suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of bottom door respectively. 

Bottom door products are most popular in North America, Domestic Market, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 4,616 with ISO9001, 2,993 with Other, and 774 with ISO14001 certification.