1. Lightweight and DurableMade of ABS plastic, this duct connector is lightweight yet durable. It offers good hardness and can withstand acids and alkalis without being easily damaged. 2. Easy ConnectionThe design of this connector features a thinner and a thicker bottom, making it very easy to connect. It ensures a secure and reliable connection for your ventilation system. 3. Reduced Wind ResistanceWith an internal curved design, this duct connector effectively reduces wind resistance. It allows smooth airflow without obstruction, ensuring ventilation performance. 4. Wide ApplicationIdeal for bathroom or kitchen exhaust fans, inline exhaust fans, or range hoods. This duct connector is versatile and can be used in various ventilation systems. It is compatible with hoses ranging from 100 to 300 mm in diameter.