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About product and suppliers:
        Alibaba.com offers 2,813 20mm pvc conduit products. About 50% of these are plastic tubes, 1% are other plastic building materials. 

A wide variety of 20mm pvc conduit options are available to you, such as free samples, paid samples. 

There are 2,813 20mm pvc conduit suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of 20mm pvc conduit respectively. 

0mm pvc conduit products are most popular in Africa, Southeast Asia, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 1,201 with ISO9001, 582 with Other, and 155 with ISO14001 certification.