Specifications Length Min - Max: 42CM - 112CM Diameter: 65MM Inside Diameter: 51MM Connector Diameter: 60MM Connector Inside Diameter: 46MM Compatible Transcool Model: EC3F Product Code: SFZZDATCFK Product Weight: 0.95kg Transcool Flexible Duct Kit These fantastic additions to your Transcool Evaportative EC3F Cooler will allow you to extend it's cooling power and fine tune its cooling radius. These are perfect as a personal cooler in your home or recreation vehicles such as a caravan or motorhome. They have a simple set up guide included that only takes a couple of minutes to complete and you can boost you cooling power in no time. The pipes are extendable to up to 1.1 metres each. A tool comes included that will make fitting the pipes a breeze, giving your Transcool a handy new feature that makes hot days more bearable!