Factory Direct Supplying High Quality Plastic Expansion Plugs Shanghai Z&H Hardware Co., Ltd. Base Info Model NO.:ZH-EP-001Type:Expansion PlugsProduct Name:Expansion PlugsProduct Modle:Zh-Ep-001Origin:Shanghai, China Description Pre:Pre Insulated Duct PVC Covering Angle Plastic Angle for Ventilation Duct Next:Chinese Suppliers High Quality PVC Pipe Fittings-Pn10 Standard Plastic Pipe Fitting Reducer for Water Supply