As one of professional pvc coupling with door manufacturers and suppliers in China, we support 5 years warranty for all products. And all pvc coupling with door are with Aneor, ISO15874, DIN16962, and BRASSDZR602 certificates. Welcome to check price with our factory.
Deso Holding Group
NO.121 JinSan Road, Yueqing Economic Development Zone, Zhejiang, China