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About product and suppliers:
        Alibaba.com offers 1,188 heavy duty sliding door products. About 100% of these are doors. 

A wide variety of heavy duty sliding door options are available to you, such as stainless steel, nylon. You can also choose from free samples. 

There are 1,187 heavy duty sliding door suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Hong Kong, and Spain, which supply 90%, 8%, and 1% of heavy duty sliding door respectively. 

Heavy duty sliding door products are most popular in North America, Domestic Market, and Western Europe. 

You can ensure product safety by selecting from certified suppliers, including 385 with ISO9001, 155 with Other, and 131 with ISO14001 certification.