What is the authoritative certificate of the DurkeeSox fabric duct system civil and international?
As a global leading enterprise of fabric duct industry, the DurkeeSox owns independent intellectual property rights, global leading technology of fabric duct deepening design, by using the top quality fabric materials, depend on the largest modern production base in the industry, to provide the best quality product and acquire top quality certificates all over the world. The DurkeeSox fabric duct system achieved the ISO9001, ISO14001, OHS18001 certification, and North America UL and AC167 product certification, Singapore COC certification, European Union EN/BS testing certification and China NFTC product quality tracking certification.