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About product and suppliers:
        Alibaba.com offers 331 sump grates products. About 51% of these are metal building materials, 12% are drains, and 6% are other fiberglass products. 

A wide variety of sump grates options are available to you, such as free samples, paid samples. 

There are 331 sump grates suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Hong Kong, which supply 99%, 1%, and 1% of sump grates respectively. 

Sump grates products are most popular in North America, Oceania, and South America. 

You can ensure product safety by selecting from certified suppliers, including 170 with ISO9001, 43 with Other, and 27 with ISO14001 certification.