Hotpoint Tumble Dryer Vent Hose Extension Kit 3 Meters Including Connector and Pins : Amazon.co.uk: Large Appliances
Everbilt 4 in. x 8 ft. Flexible Aluminum Dryer Vent Duct BTD48HD - The Home Depot
4 Inch 16FT Air Duct,Insulation Aluminum Clothing Dryer Hose,Black PVC Lightproof Vent Hose for Fan Filter and Grow Tent, 2 Clamps Include : Amazon.co.uk: DIY & Tools