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About product and suppliers:
        Alibaba.com offers 4,822 42 exterior door products. About 97% of these are doors, 1% are door & window handles. 

A wide variety of 42 exterior door options are available to you, such as entry doors, security doors, and accordion doors. You can also choose from steel, aluminum alloy, and stainless steel. As well as from interior, exterior, and industrial. And whether 42 exterior door is swing, folding, or sliding. 

There are 4,739 42 exterior door suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Taiwan, which supply 99%, 1%, and 1% of 42 exterior door respectively. 

2 exterior door products are most popular in Western Europe, Eastern Europe, and South America. 

You can ensure product safety by selecting from certified suppliers, including 4,742 with Other, 150 with ISO9001, and 26 with ISO14001 certification.