What is PVC eco-friendly materials?
PVC eco-friendly profile is in line with European Union environmental ROHS certification, which means the content of cadmium and lead is less than 100ppm while mercury, hexavalent chromium, polybrominated biphenyls PBB and polybrominated diphenyl ethers PBD is less than 1000ppm. And the profiles should be non-toxic and without hazardous substances.