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About product and suppliers:
        Alibaba.com offers 379 ul certified tube products. About 30% of these are led tube lights, 1% are plastic tubes, and 1% are steel pipes. 

A wide variety of ul certified tube options are available to you, such as pvc, pe, and metal. You can also choose from erw, cold drawn. As well as from free samples, paid samples. 

There are 379 ul certified tube suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of ul certified tube respectively. 

Ul certified tube products are most popular in North America, Western Europe, and Northern Europe. 

You can ensure product safety by selecting from certified suppliers, including 156 with ISO9001, 76 with Other, and 58 with ISO14001 certification.