Airflow 125mm to 100mm Straight Reducer - 5 to 4 inch Duct Pipe Reduction Connector for Extract Fans and Ventilation Units
Perfectly suited for ducting your Tumble Dryer, Bathroom or Kitchen extractor fan, Hydroponics, In-Line Fans, or Cooker Hoods and other ventilation applications. - On one side there is a 125mm (5 inch) female spigot. Will fit over male fittings (bends etc