1. Waterproof and secure connection: Made of ABS material, this duct fan hose adapter ensures a waterproof and tight connection between the wall and ventilation, effectively preventing air leakage and enhancing the overall efficiency of the ventilation system.<br> 2. Easy wall mounting installation: Designed for effortless setup, this adapter can be quickly and conveniently mounted on the wall, saving you time and effort.<br> 3. SIZE COMPATIBILITY: Available in 100mm and 150mm sizes, this connector fits various duct and vent dimensions, providing flexibility and versatility to meet different ventilation system requirements.<br> 4. For ventilation applications: Specifically engineered for ventilation systems, this duct fan hose adapter is ideal for kitchens, bathrooms, and other spaces requiring proper air circulation. It helps improve air quality and maintain a comfortable living environment.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store