Metal Ducting 90 Degree Bend. 200mm / 8 inch. Galvanised bends are male fittings and will slip inside female spiral duct pipe. If your application requires two bends to be joined, a female coupler will be required. Fittings should be secured using the appropriate fixing method such as sealant or tape. Our fittings are produced in accordance with DW144, and have a rolled edge for safer handling and improved alignment., Manufacturer: i-sells