Customized Steel Pressed Duct Elbow / Tee Halves For Ventilation System

Customized Steel Pressed Duct Elbow / Tee Halves For Ventilation System High Quality Ventilation Ducts Elbow and Tee 1. We are manufacturer 2. Well flexible 3. Customized length, daimater and thickness High Quality Ventilation Ducts Elbow And Tee Pressed elbow/bend for ventlilation duct. 80-250mm, 45 degree, 90 degree are available. If would like to develop other degree and size, Pls be free to contact us. Artical No. diameter mm degree weight kg/set meterials zinc thickness