1. Secure and Waterproof Connection Made from ABS material, this duct fan hose adapter ensures a secure and waterproof connection between the wall and the vent. It effectively prevents air leakage and enhances the overall efficiency of the ventilation system. 2. Easy WallMounted Installation Designed for effortless installation, this flange vent connector can be easily mounted on the wall. It saves time and effort during setup, providing a hassle installation experience. 3. Compatible with Various Sizes Available in 100 mm or 150 mm specifications, this vent adapter is compatible with a range of duct and vent sizes. It offers flexibility and versatility to meet different ventilation system requirements. 4. For Ventilation Systems Specifically designed for ventilation systems, this duct fan hose adapter is ideal for use in kitchens, bathrooms, and other areas where proper air circulation is essential. It helps improve air quality and maintains a comfortable living environment.